Some principles in extension teaching
Subtitle: as applied to 4-H work with farm boys and girls
By: by Erwin H. Shinn
Series: Extension Service circular -- 289; Extension Service circular -- 289.
Publisher: U.S. Dept. of Agriculture, Extension Service
Published: 1938
Place of publication: Washington, D.C
Language: eng
Number of pages: 11
Subjects: 4-H clubs; Education; Methodology; Agricultural extension work
Notes: "August 1938."