Cita APA (7th ed.)

Maslow, A. H., & Sorokin, P. A. (1959). New knowledge in human values (1a. ed.). Harper and Brothers.

Cita Chicago (17th ed.)

Maslow, Abraham Harold, i Pitirim A. Sorokin. New Knowledge in Human Values. 1a. ed. Nueva York: Harper and Brothers, 1959.

Cita MLA (9th ed.)

Maslow, Abraham Harold, i Pitirim A. Sorokin. New Knowledge in Human Values. 1a. ed. Harper and Brothers, 1959.