Agricultural extension : a reference manual /
Agricultural extension : a reference manual /
edited by Burton E. Swanson.
- 2nd ed.
- Rome : Food and Agriculture Organization of the United Nations, 1984.
- xi, 262 p. : ill. ; 30 cm.
925101504X (pbk.)
Agricultural extension work--Handbooks, manuals, etc.
Developing countries--Agricultural extension work--Handbooks, manuals, etc.
925101504X (pbk.)
Agricultural extension work--Handbooks, manuals, etc.
Developing countries--Agricultural extension work--Handbooks, manuals, etc.