APA ציטוט

(2004). Astronomy: Essential study partner (Version 2.0.). New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Astronomy: Essential Study Partner. Version 2.0. New York: McGraw-Hill, 2004.

ציטוט MLA

Astronomy: Essential Study Partner. Version 2.0. New York: McGraw-Hill, 2004.