Παραπομπή σε μορφή APA (7η εκδ.)

Greenes, C. E. (1972). Problem solving in the mathematics laboratory: How to do it. Prindle, Weber and Schmidt, Inc.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Greenes, Carole E. Problem Solving in the Mathematics Laboratory: How to Do It. Boston, Massachusetts: Prindle, Weber and Schmidt, Inc, 1972.

Παραπομπή σε μορφή MLA (9th εκδ.)

Greenes, Carole E. Problem Solving in the Mathematics Laboratory: How to Do It. Prindle, Weber and Schmidt, Inc, 1972.