Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.