Cita APA (7th ed.)
Smith, E. W., Atkinson, M. M., & Krouse, S. W. (1966). The educator's encyclopedia.
Cita Chicago (17th ed.)
Smith, Edward W., Mark M. Atkinson, i Stanley W. Krouse. The Educator's Encyclopedia. 1966.
Cita MLA (9th ed.)
Smith, Edward W., et al. The Educator's Encyclopedia. 1966.
Atenció: Aquestes cites poden no estar 100% correctes.