Citazione Stile APA (7a Edizione)

Mayer, R. E. (1991). Thinking, problem solving, cognition (2nd. ed.). W. H. Freeman and company.

Citazione stile Chigago Style (17a edizione)

Mayer, Richard E. Thinking, Problem Solving, Cognition. 2nd. ed. New York: W. H. Freeman and company, 1991.

Citatione MLA (9a ed.)

Mayer, Richard E. Thinking, Problem Solving, Cognition. 2nd. ed. W. H. Freeman and company, 1991.