Cita APA (7a ed.)

Marton, L., & Hornyak, W. F. (1969). Problems and solutions for students. Academic Press.

Cita Chicago Style (17a ed.)

Marton, L., y William F. Hornyak. Problems and Solutions for Students. New York: Academic Press, 1969.

Cita MLA (8a ed.)

Marton, L., y William F. Hornyak. Problems and Solutions for Students. Academic Press, 1969.