Wisconsin's 1968 timber resource–a perspective - Spencer, John S. (North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1972)

Wisconsin's forest resources - Lake States Forest Experiment Station (Saint Paul, Minn.) (Lake States Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1961)

Wisconsin's fourth forest inventory, 1983 - Spencer, John S. (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1988)

Wisconsin's fourth forest inventory : area - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1986)

Wisconsin timber industry : an assessment of timber output trends - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1985)

Wisconsin timber industry : an assessment of timber product output and use - North Central Forest Experiment Station (Saint Paul, Minn.) (U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1989)

Wolverine (Gulo gulo) biology and management : a literature review and annotated bibliography - Butts, Thomas W. (The Program, 1992)

Woody plants in winter; a manual of common trees and shrubs in winter in the Northeastern United States and southeastern Canada - Ammons, Nelle P. 1889 - (Boxwood Press, 1958)

[Wyman's Framingham Nurseries materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1915)

Year book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plainfield Nursery, 1929)

The year without a summer? : world climate in 1816 - Harington, C. R. (Charles Richard), 1933 - (Canadian Museum of Nature, 1992)

Yearbook of the Heather Society - Heather Society (The Society, 1973)

Yearbook of the Heather Society - Heather Society (The Society, 1972)

Yield, use and chemical composition of forage in Elk Island National Park, Alberta - Bishoff, Kenneth Wayne, 1942 - (University of Alberta, 1981)

Young's Point Provincial Park and Williamson Provincial Park management plan - Alberta. Alberta Community Development. (Alberta Community Development, Parks and Protected Areas, 2003)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1964)

Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1995)

zhong yao nong lin wai lai ru qin wu zhong de sheng wu xue yu kong zhi - Zheng, Xiaobo. (ke xue chu ban she, 2005)