Παραπομπή APA

Wheatley, M. (1993). Green business: Making it work for your company. London: Pitman pub..

Παραπομπή Chicago Style

Wheatley, Malcolm. Green Business: Making It Work for Your Company. London: Pitman pub., 1993.

Παραπομπή MLA

Wheatley, Malcolm. Green Business: Making It Work for Your Company. London: Pitman pub., 1993.

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