APA (7th ed.) Zitazioa

Singer, H. W., Hatti, N., & Tandon, R. (1990). Trade liberalization in 1990s. Ashish Publishing House.

Chicago Style (17th ed.) Zitazioa

Singer, H. W., Neelambar Hatti, eta Rameshwar Tandon. Trade Liberalization in 1990s. New Delhi: Ashish Publishing House, 1990.

MLA (9th ed.) Zitazioa

Singer, H. W., et al. Trade Liberalization in 1990s. Ashish Publishing House, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.