Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Robbins, D. M., & Ligon, G. C. (2014). How to design wastewater systems for local conditions in developing countries. IWA Publishing.
Chicago Style (17th ed.) Zitazioa
Robbins, David M., eta Grant C. Ligon. How to Design Wastewater Systems for Local Conditions in Developing Countries. London, [England]: IWA Publishing, 2014.
MLA (9th ed.) Zitazioa
Robbins, David M., eta Grant C. Ligon. How to Design Wastewater Systems for Local Conditions in Developing Countries. IWA Publishing, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.