Citazione Stile APA (7a Edizione)

Schell, R. E. (1975). Developmental psychology today (2nd ed.). Random House.

Citazione stile Chigago Style (17a edizione)

Schell, Robert E. Developmental Psychology Today. 2nd ed. San Diego: Random House, 1975.

Citatione MLA (9a ed.)

Schell, Robert E. Developmental Psychology Today. 2nd ed. Random House, 1975.