APA (7th ed.) Citation

Martinson, T. H., & Martinson, P. (1978). Contemporary preparation for the GMAT, graduate management admission test (Completely new ed.). Contemporary Books.

Chicago Style (17th ed.) Citation

Martinson, Thomas H., and Pam Martinson. Contemporary Preparation for the GMAT, Graduate Management Admission Test. Completely new ed. Chicago: Contemporary Books, 1978.

MLA (9th ed.) Citation

Martinson, Thomas H., and Pam Martinson. Contemporary Preparation for the GMAT, Graduate Management Admission Test. Completely new ed. Contemporary Books, 1978.