Effectiveness of dairy extension
Subtitle: a study of 192 dairy farms in Mercer, Hunterdon, and Warren counties, N.J., 1926
By: M.C. Wilson and A. M. Hulbert. --
Series: Extension Service circular -- 64
Publisher: U.S. Dept. of Agriculture, Extension Service?]
Published: 1927
Place of publication: [Washington, D.C.?
Language: eng
Number of pages: 23
Notes: Includes bibliographical references.