APA (7th ed.) Citation

Leff, L. S. (2009). Barron's SAT math workbook (Fourth edition.). Barron's.

Chicago Style (17th ed.) Citation

Leff, Lawrence S. Barron's SAT Math Workbook. Fourth edition. Hauppauge, N.Y: Barron's, 2009.

MLA (9th ed.) Citation

Leff, Lawrence S. Barron's SAT Math Workbook. Fourth edition. Barron's, 2009.