APA (7th ed.) Citation

Krulik, S., & Rudnick, J. A. (1993). Reasoning and problem solving: A handbook for elementary school teachers. Allyn and Bacon.

Chicago Style (17th ed.) Citation

Krulik, Stephen, and Jesse A. Rudnick. Reasoning and Problem Solving: A Handbook for Elementary School Teachers. Boston u.a: Allyn and Bacon, 1993.

MLA (9th ed.) Citation

Krulik, Stephen, and Jesse A. Rudnick. Reasoning and Problem Solving: A Handbook for Elementary School Teachers. Allyn and Bacon, 1993.