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  1. The principles of agricultural practice as an instructional subject. By John Wrightson ...
    By: Wrightson, John,
    Edition: 3d ed.
    Publication info: London,Chapman and Hall,1893.
    Contributed by: University of California Libraries (archive.org)
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  2. Sheep : breeds and management / by John Wrightson.
    By: Wrightson, John,
    Edition: Fifth edition
    Publication info: London :Vinton & Company, Ltd., 9 New Bridge Street, Ludgate Circus, E.C.,1905.
    Contributed by: NCSU Libraries (archive.org)
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  3. Sheep. Breeds and management, by John Wrightson ...
    By: Wrightson, John,
    Edition: New and rev., 8th ed. with 48 illustrations.
    Publication info: London,Vinton & company, ltd.,1919.
    Contributed by: University of California Libraries (archive.org)
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  4. Sheep: breeds and management.
    By: Wrightson, John,
    Edition: 3d edition.
    Publication info: London,Vinton,1898.
    Contributed by: University of California Libraries (archive.org)
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