Παραπομπή APA

Wiek, K. D. (1971). Socio-economic structures: A basic model for their identification illustrated for West Germany and Illinois. Berkeley, CA: Lewis Publishing.

Παραπομπή Chicago Style

Wiek, Klaus D. Socio-economic Structures: A Basic Model for Their Identification Illustrated for West Germany and Illinois. Berkeley, CA: Lewis Publishing, 1971.

Παραπομπή MLA

Wiek, Klaus D. Socio-economic Structures: A Basic Model for Their Identification Illustrated for West Germany and Illinois. Berkeley, CA: Lewis Publishing, 1971.

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