Huffman, K., & Vernoy, M. (1991). Study guide to accompany psychology in action: Studying psychology in action (2nd ed.). John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Huffman, Karen, agus Mark Vernoy. Study Guide to Accompany Psychology in Action: Studying Psychology in Action. 2nd ed. New York: John Wiley & Sons, 1991.
Lua MLA (9ú heag.)Huffman, Karen, agus Mark Vernoy. Study Guide to Accompany Psychology in Action: Studying Psychology in Action. 2nd ed. John Wiley & Sons, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.