APA aipamena

Green Sharon Weiner. (2012). Barron's New GRE (19th.). Galgotia Publications.

Chicago Style aipamena

Green Sharon Weiner. Barron's New GRE. 19th. New Delhi: Galgotia Publications, 2012.

MLA aipamena

Green Sharon Weiner. Barron's New GRE. 19th. Galgotia Publications, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.