Lua APA (7ú heag.)

Hill, W. F. (2002). Learning: A survey of psychological interpretations (7th ed.). Allyn & Bacon.

Lua i Stíl Chicago (17ú heag.)

Hill, Winfred F. Learning: A Survey of Psychological Interpretations. 7th ed. Boston: Allyn & Bacon, 2002.

Lua MLA (9ú heag.)

Hill, Winfred F. Learning: A Survey of Psychological Interpretations. 7th ed. Allyn & Bacon, 2002.

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