APA (7e ed.) Bronvermelding

Zeitz, P. (2007). The art and craft of problem solving (2nd ed.). John Wiley.

Chicago (17e ed.) Bronvermelding

Zeitz, Paul. The Art and Craft of Problem Solving. 2nd ed. Hoboken, NJ: John Wiley, 2007.

MLA (8e ed.) Bronvermelding

Zeitz, Paul. The Art and Craft of Problem Solving. 2nd ed. John Wiley, 2007.