APA (7th ed.) Zitazioa

Kudesia, V. P. (1990). Pollution: Pollution everywhere. Pragati Prakashan.

Chicago Style (17th ed.) Zitazioa

Kudesia, V. P. Pollution: Pollution Everywhere. Meerut: Pragati Prakashan, 1990.

MLA (9th ed.) Zitazioa

Kudesia, V. P. Pollution: Pollution Everywhere. Pragati Prakashan, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.