WHEATLEY MALCOLM. (1983). GREEN BUSINESS: MAKING IT WORK FOR YOUR COMPANY. PITMAN PUBLICATIONS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWHEATLEY MALCOLM. GREEN BUSINESS: MAKING IT WORK FOR YOUR COMPANY. LONDON: PITMAN PUBLICATIONS, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWHEATLEY MALCOLM. GREEN BUSINESS: MAKING IT WORK FOR YOUR COMPANY. PITMAN PUBLICATIONS, 1983.
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