APA aipamena

Aneja, R., & Chandra, R. Water environment and sanitation assessment.

Chicago Style aipamena

Aneja, Ritu, and Ramesh Chandra. Water Environment and Sanitation Assessment. Delhi, Isha Books.

MLA aipamena

Aneja, Ritu, and Ramesh Chandra. Water Environment and Sanitation Assessment.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.