Παραπομπή APA

Sachdeva, T. N., & Sachdeva, S. K. (1975). Economics of labour/4th ed. Sudha Publications.

Παραπομπή Chicago Style

Sachdeva, T. N., και S. K. Sachdeva. Economics of Labour/4th Ed. New Delhi: Sudha Publications, 1975.

Παραπομπή MLA

Sachdeva, T. N., και S. K. Sachdeva. Economics of Labour/4th Ed. Sudha Publications, 1975.