Lua APA (7ú heag.)

Bilas, R. A. (1967). Micro Economic Theory. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Bilas, Richard A. Micro Economic Theory. London: McGraw-Hill, 1967.

Lua MLA (9ú heag.)

Bilas, Richard A. Micro Economic Theory. McGraw-Hill, 1967.

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