GREEN SHARON WEINER. (2017). BARRON'S GRE (22ND ED.). GALGOTIA PUBLICATIONS.
Cita Chicago (17th ed.)GREEN SHARON WEINER. BARRON'S GRE. 22ND ED. GALGOTIA PUBLICATIONS, 2017.
Cita MLA (9th ed.)GREEN SHARON WEINER. BARRON'S GRE. 22ND ED. GALGOTIA PUBLICATIONS, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.