APA (7th ed.) Zitazioa
Kapoor, B. S. (1989). Environmental engineering: An overview (3rd ed.). Khanna.
Chicago Style (17th ed.) Zitazioa
Kapoor, Baljeet S. Environmental Engineering: An Overview. 3rd ed. New Delhi: Khanna, 1989.
MLA (9th ed.) Zitazioa
Kapoor, Baljeet S. Environmental Engineering: An Overview. 3rd ed. Khanna, 1989.
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