Gaya APA

Crouch, B, R., Chamala, S. (1981). Extension education and rural development vol.1, 2 international experience in communication innovation . New York: John Wiley \\r\\n Sons.

Gaya MLA

Crouch, Bruce, R.., Chamala, Shankariah. "Extension education and rural development vol.1, 2 international experience in communication innovation". New York: John Wiley \\r\\n Sons, 1981. Text.