Lua APA (7ú heag.)

Blough, R. (1966). International business: Environment and adaptation. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Blough, Roy. International Business: Environment and Adaptation. N.Y.: McGraw-Hill, 1966.

Lua MLA (8ú heag.)

Blough, Roy. International Business: Environment and Adaptation. McGraw-Hill, 1966.

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