APA (7th ed.) Citation

Gruber, G. R. (1982). Math review for the GMAT. Manarch Press.

Chicago Style (17th ed.) Citation

Gruber, Gary R. Math Review for the GMAT. Manarch Press, 1982.

MLA (8th ed.) Citation

Gruber, Gary R. Math Review for the GMAT. Manarch Press, 1982.

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