Gaya APA

JAFFE, E, D. (2007). TO THE GMAT ( GRADUATE MANAGEMENT ADMINISSION TEST) . USA: BARRON\'S EDUCATIONAL SERIES, INC.

Gaya MLA

JAFFE, EUGENE, D.. "TO THE GMAT ( GRADUATE MANAGEMENT ADMINISSION TEST)". USA: BARRON\'S EDUCATIONAL SERIES, INC, 2007. .