Lua APA (7ú heag.)

Freund, P. A. (1954). Constitutional law: Cases and other problems. Little, Brown.

Lua i Stíl Chicago (17ú heag.)

Freund, Paul Abraham. Constitutional Law: Cases and Other Problems. Boston: Little, Brown, 1954.

Lua MLA (9ú heag.)

Freund, Paul Abraham. Constitutional Law: Cases and Other Problems. Little, Brown, 1954.

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