Citazione Stile APA (7a Edizione)

Zeitz, P. (2017). The art and craft of problem solving (Third edition.). John Wiley & Sons.

Citazione stile Chigago Style (17a edizione)

Zeitz, Paul. The Art and Craft of Problem Solving. Third edition. Hoboken, NJ: John Wiley & Sons, 2017.

Citatione MLA (8a ed.)

Zeitz, Paul. The Art and Craft of Problem Solving. Third edition. John Wiley & Sons, 2017.