Ban, A. W. van den

Agricultural extension / by A. W. van den Ban and H. S. Hawkins. - Burnt Mill, Harlow, Essex, England : Longman, 1988. - xi, 328 p. : ill. ; 22 cm.

Based on: Inleiding tot de voorlichtingskunde.-- 7th ed. 1985.

Includes bibliographical references (p. 300-307) and index

0582028833


Agricultural extension work

630.715