APA aipamena

Hajra,S. (1984). International comparison of labour productivity. Tulsi publishing house.

Chicago Style aipamena

Hajra,S. International Comparison of Labour Productivity. New Delhi: Tulsi publishing house, 1984.

MLA aipamena

Hajra,S. International Comparison of Labour Productivity. Tulsi publishing house, 1984.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.