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  1. By: Dusek, Gary L. - U.S. Fish and Wildlife Service. Office of Biological Services. - Montana. Ecological Services Division.
    Publication info: [Helena] :The Division,[1980]
    Holding Institution: Montana State Library (archive.org)
  2. By: Lund, John A. - U.S. Fish and Wildlife Service. Office of Biological Services. - Montana Cooperative Fishery Research Unit.
    Publication info: Washington, D.C. :The Office,1976.
    Holding Institution: Montana State Library (archive.org)
  3. By: Peterman, Larry G. - Montana. Department of Fish and Game - U.S. Fish and Wildlife Service. Office of Biological Services.
    Publication info: Helena, Mont. :Montana Dept. of Fish and Game,1979.
    Holding Institution: Montana State Library (archive.org)
  4. By: U.S. Fish and Wildlife Service. Office of Biological Services. - Biological Services Program (U.S.)
    Publication info: [Washington]Fish and Wildlife Service, U.S. Dept. of the Interior.
    Holding Institution: MBLWHOI Library