Παραπομπή APA

Vaid, K., & Singh, G. (1966). Contract labour in construction industry: A study in Rajasthan. Shri Ram Centre Press.

Παραπομπή Chicago Style

Vaid, K.N, και Gurdial Singh. Contract Labour in Construction Industry: A Study in Rajasthan. New Delhi: Shri Ram Centre Press, 1966.

Παραπομπή MLA

Vaid, K.N, και Gurdial Singh. Contract Labour in Construction Industry: A Study in Rajasthan. Shri Ram Centre Press, 1966.