Pollock, F. (1902). Principles of contract: A treatise on the general principles concerning the validity of agreements in the law of England (7th ed.). Stevens.
Chicago-referens (17:e uppl.)Pollock, Frederick. Principles of Contract: A Treatise on the General Principles Concerning the Validity of Agreements in the Law of England. 7th ed. London: Stevens, 1902.
MLA-referens (8:e uppl.)Pollock, Frederick. Principles of Contract: A Treatise on the General Principles Concerning the Validity of Agreements in the Law of England. 7th ed. Stevens, 1902.
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