Petikan APA

Leen, A. R. 1. (1999). The consumer in Austrian economics and the Austrian perspective on consumer policy. [Wageningen, The Netherlands: s.n..

Petikan Gaya Chicago

Leen, Auke R. 1953-. The Consumer in Austrian Economics and the Austrian Perspective On Consumer Policy. [Wageningen, The Netherlands: s.n., 1999.

Petikan MLA

Leen, Auke R. 1953-. The Consumer in Austrian Economics and the Austrian Perspective On Consumer Policy. [Wageningen, The Netherlands: s.n., 1999.

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