Cita APA (7th ed.)

Larson, L. C. (1983). Problem-solving through problems. Springer.

Cita Chicago (17th ed.)

Larson, Loren C. Problem-solving Through Problems. New York, USA: Springer, 1983.

Cita MLA (9th ed.)

Larson, Loren C. Problem-solving Through Problems. Springer, 1983.