APA引文

(2017). GRE prep plus 2018: Practice tests + proven strategies + online + video + mobile. New York: Kaplan Publishing.

Trích dẫn kiểu Chicago

GRE Prep Plus 2018: Practice Tests + Proven Strategies + Online + Video + Mobile. New York: Kaplan Publishing, 2017.

MLA引文

GRE Prep Plus 2018: Practice Tests + Proven Strategies + Online + Video + Mobile. New York: Kaplan Publishing, 2017.

警告：这些引文格式不一定是100％准确.