Black, R. L., Corley, R. N., & Reed, O. L. (1977). The legal environment of business. McGraw-Hill.
Chicago Style (17. basım) AtıfBlack, Robert L., Robert Neil Corley, ve O. Lee Reed. The Legal Environment of Business. New York: McGraw-Hill, 1977.
MLA (9th ed.) AtıfBlack, Robert L., et al. The Legal Environment of Business. McGraw-Hill, 1977.
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