Educational approaches to rural welfare : papers submitted
Technical Meeting on Agricultural Extension
Bok Engelsk 1949
Utgitt | [Washington] : Food and Agriculture Organization of the United Nations , [1949]
|
---|---|
Omfang | 51 s.
|
Emner |
Utgitt | [Washington] : Food and Agriculture Organization of the United Nations , [1949]
|
---|---|
Omfang | 51 s.
|
Emner |