APA

,, . (2015). The official guide to the GRE revised general text. New York: McGraw-Hill.

Chicago

,, . 2015. The official guide to the GRE revised general text. New York: McGraw-Hill.

Harvard

,, . (2015). The official guide to the GRE revised general text. New York: McGraw-Hill.

MLA

,, . The official guide to the GRE revised general text. New York: McGraw-Hill. 2015.