Cita APA (7a ed.)

Flavell, J. H. (1985). Cognitive development (2nd ed.). Prentice Hall.

Cita Chicago Style (17a ed.)

Flavell, John H. Cognitive Development. 2nd ed. Englewood Cliffs: Prentice Hall, 1985.

Cita MLA (8a ed.)

Flavell, John H. Cognitive Development. 2nd ed. Prentice Hall, 1985.