APA (7. basım) Alıntı

German Agency For Technical Cooperation Ltd. (1981). Prevention of pollution in the Gulf of İzmit: Project assessment report. German Agency For Technical Cooperation Ltd..

Chicago Style (17. basım) Atıf

German Agency For Technical Cooperation Ltd. Prevention of Pollution in the Gulf of İzmit: Project Assessment Report. Hannover: German Agency For Technical Cooperation Ltd., 1981.

MLA (9th ed.) Atıf

German Agency For Technical Cooperation Ltd. Prevention of Pollution in the Gulf of İzmit: Project Assessment Report. German Agency For Technical Cooperation Ltd., 1981.