Abstracts of research in agricultural development communication

Библиографические подробности
Соавтор:	University of the Philippines (Los Banos) Department of Development Communication
Формат:	‌
Язык:	английский
Опубликовано:	College, Laguna The Department 1977.
Редактирование:	2nd ed.
Предметы:	Communication in agriculture. Agricultural research.