Cita APA (7th ed.)
Communications research machines. (1972). Psychology today: An introduction (2nd ed.). CRM books.
Cita Chicago (17th ed.)
Communications research machines. Psychology Today: An Introduction. 2nd ed. Del mar: CRM books, 1972.
Cita MLA (9th ed.)
Communications research machines. Psychology Today: An Introduction. 2nd ed. CRM books, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.