APA (7th ed.) Zitazioa
Worrell, W. A., Vesilind, P. A., & Gupta, T. (2012). Solid Waste Engineering (2nd ed.). Cengage.
Chicago Style (17th ed.) Zitazioa
Worrell, William A., P. Aarne Vesilind, eta Tarun Gupta. Solid Waste Engineering. 2nd ed. Noida: Cengage, 2012.
MLA (9th ed.) Zitazioa
Worrell, William A., et al. Solid Waste Engineering. 2nd ed. Cengage, 2012.
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