Hogg, J. F., Bishop, C. G., & Barnhizer, D. D. (2008). Contracts: Cases and theory of contractual obligation. Thomson/West.
Lua i Stíl Chicago (17ú heag.)Hogg, James F., Carter G. Bishop, agus Daniel D. Barnhizer. Contracts: Cases and Theory of Contractual Obligation. St. Paul, MN: Thomson/West, 2008.
Lua MLA (9ú heag.)Hogg, James F., et al. Contracts: Cases and Theory of Contractual Obligation. Thomson/West, 2008.
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