Dillavou, E. R. (1946). Principles of business law. New York: Prentice Hall.
Trích dẫn kiểu ChicagoDillavou, Essel R. Principles of Business Law. New York: Prentice Hall, 1946.
Deismireacht MLADillavou, Essel R. Principles of Business Law. New York: Prentice Hall, 1946.
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