APA-čujuhus (7. p.)

Lipsey, R. G. (1989). An introduction to positive economics (7th ed.). ELBS/ Weidenfeld & Nicholson.

Chicago-čujuhus (17. p.)

Lipsey, Richard G. An Introduction to Positive Economics. 7th ed. London: ELBS/ Weidenfeld & Nicholson, 1989.

MLA-čujuhus (9. p.)

Lipsey, Richard G. An Introduction to Positive Economics. 7th ed. ELBS/ Weidenfeld & Nicholson, 1989.

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