Cita APA (7th ed.)

Huffman, K., Vernoy, J., & Vernoy, M. (1995). Essentials of psychology in action. John Wiley & Sons.

Cita Chicago (17th ed.)

Huffman, Karen, Judith Vernoy, i Mark Vernoy. Essentials of Psychology in Action. New York: John Wiley & Sons, 1995.

Cita MLA (9th ed.)

Huffman, Karen, et al. Essentials of Psychology in Action. John Wiley & Sons, 1995.