APA (7th ed.) Citation

Stern, C. (1968). Problem solving and concept formation: A comprehensive bibliography. Southwest Regional Laboratory for Educational Research and Development.

Chicago Style (17th ed.) Citation

Stern, Carolyn. Problem Solving and Concept Formation: A Comprehensive Bibliography. [Inglewood, Calif.: Southwest Regional Laboratory for Educational Research and Development, 1968.

MLA (8th ed.) Citation

Stern, Carolyn. Problem Solving and Concept Formation: A Comprehensive Bibliography. Southwest Regional Laboratory for Educational Research and Development, 1968.