APA (7th ed.) Citation

Martinson, T. H. (1993). GMAT supercourse (Fourth edition.). Prentice Hall.

Chicago Style (17th ed.) Citation

Martinson, Thomas H. GMAT Supercourse. Fourth edition. New York: Prentice Hall, 1993.

MLA (9th ed.) Citation

Martinson, Thomas H. GMAT Supercourse. Fourth edition. Prentice Hall, 1993.