Cita APA (7a ed.)

Peters, M., & Schaaf, W. L. (1963). Algebra, a modern approach. D. Van Nostrand Company.

Cita Chicago Style (17a ed.)

Peters, Max, y William Leonard Schaaf. Algebra, a Modern Approach. Princeton, New Jersey [etc.]: D. Van Nostrand Company, 1963.

Cita MLA (9a ed.)

Peters, Max, y William Leonard Schaaf. Algebra, a Modern Approach. D. Van Nostrand Company, 1963.