ASHCROFT, J. D. (1981). College Law For Business John D. Ashcroft And Janet E. Ashcroft. South - Western Publishing Co.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रASHCROFT, John D. College Law For Business John D. Ashcroft And Janet E. Ashcroft. South - Western Publishing Co, 1981.
एमएलए (8वां संस्करण) प्रशस्ति पत्रASHCROFT, John D. College Law For Business John D. Ashcroft And Janet E. Ashcroft. South - Western Publishing Co, 1981.
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