Lua APA (7ú heag.)

Guerin, W. L., & Labor, E. (1966). A handbook of critical approaches to literature (2nd.ed.). Harper & Row.

Lua i Stíl Chicago (17ú heag.)

Guerin, Wilfred L., agus Earle Labor. A Handbook of Critical Approaches to Literature. 2nd.ed. New York: Harper & Row, 1966.

Lua MLA (9ú heag.)

Guerin, Wilfred L., agus Earle Labor. A Handbook of Critical Approaches to Literature. 2nd.ed. Harper & Row, 1966.

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