Deismireacht APA

Spencer, E. W. (2003). Earth science: Understanding environmental systems. McGraw-Hill.

Trích dẫn kiểu Chicago

Spencer, Edgar Winston. Earth Science: Understanding Environmental Systems. McGraw-Hill, 2003.

Deismireacht MLA

Spencer, Edgar Winston. Earth Science: Understanding Environmental Systems. McGraw-Hill, 2003.

Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.