Hoeber, R. C., Reitzel, J. D., Roberts, N. J., Lyden, D. P., & Severance, G. B. (1980). Contemporary business law: Principles and cases. McGraw Hill Book.
Chicago-čujuhus (17. p.)Hoeber, Ralph C., J. David Reitzel, Nathan J. Roberts, Donald P. Lyden, juo Gordon B. Severance. Contemporary Business Law: Principles and Cases. Nueva York: McGraw Hill Book, 1980.
MLA-čujuhus (9. p.)Hoeber, Ralph C., et al. Contemporary Business Law: Principles and Cases. McGraw Hill Book, 1980.
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