APA Citation

Service, E. T. The Official Guide for GMAT Review. Educational Testing Service, NJ., 1988.

Chicago Style Citation

Service, Educational Testing. The Official Guide for GMAT Review. Educational Testing Service, NJ., 1988.

MLA Citation

Service, Educational Testing. The Official Guide for GMAT Review. Educational Testing Service, NJ., 1988.

Warning: These citations may not always be 100% accurate.