Lua APA (7ú heag.)

Thomas, S. D., & Spencer, T. D. (1970). Perspectives in child psychology: Research and review. Mcgraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Thomas, Spencer D., agus Thomas D. Spencer. Perspectives in Child Psychology: Research and Review. New York: Mcgraw-Hill, 1970.

Lua MLA (9ú heag.)

Thomas, Spencer D., agus Thomas D. Spencer. Perspectives in Child Psychology: Research and Review. Mcgraw-Hill, 1970.

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