TY  - BOOK
ED  - United States.
TI  - Research in extension: report of a national workshop, May, 9-13, 1955, Washington, D.C
AV  - S544 .A513
PY  - 1955///]
CY  - [Washington
PB  - U.S. Govt. Print. Off.
KW  - Agricultural extension work
N1  - Cover title; Bibliographical footnotes
ER  -