Παραπομπή APA

Aggarwal, P. C. (1973). Green revolution and rural labour: A study in Ludhiana. Shri Ram Centre for Industrial relations and Human Resources.

Παραπομπή Chicago Style

Aggarwal, Partap C. Green Revolution and Rural Labour: A Study in Ludhiana. New Delhi: Shri Ram Centre for Industrial relations and Human Resources, 1973.

Παραπομπή MLA

Aggarwal, Partap C. Green Revolution and Rural Labour: A Study in Ludhiana. Shri Ram Centre for Industrial relations and Human Resources, 1973.