APA ציטוט

a.kobasa, p. (2007). the americana annual 2007. Grolier Incorporated.

Chicago Style Citation

a.kobasa, paul. The Americana Annual 2007. Grolier Incorporated, 2007.

ציטוט MLA

a.kobasa, paul. The Americana Annual 2007. Grolier Incorporated, 2007.