Παραπομπή APA

Smith, G. (1978). Wealth creation: The added value concept. London: Institute of Practitioners in Work study, Organisation and Methods.

Παραπομπή Chicago Style

Smith, Geoff. Wealth Creation: The Added Value Concept. London: Institute of Practitioners in Work study, Organisation and Methods, 1978.

Παραπομπή MLA

Smith, Geoff. Wealth Creation: The Added Value Concept. London: Institute of Practitioners in Work study, Organisation and Methods, 1978.

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