APA aipamena

Graduate Management Admission Council & Educational Testing Service. (1986). The official guide for GMAT review (8th ed.). ETS.

Chicago Style aipamena

Graduate Management Admission Council and Educational Testing Service. The Official Guide for GMAT Review. 8th ed. Princeton, N.J: ETS, 1986.

MLA aipamena

Graduate Management Admission Council and Educational Testing Service. The Official Guide for GMAT Review. 8th ed. ETS, 1986.