"United States." . . "Contracts." . . "Contracts United States." . . "Principles of the law of contracts as applied by courts of law"@en . . "Principles of the law of contracts, as applied by courts of law"@en . "Principles of the law of contracts, as applied by courts of law" . . . . . . . . . . . . . . . . . . . . . "Principles of the law of contacts"@en . . . . "Law of contracts"@en . . . . . . . . . . . . . . . . . . . . . . . . . "Metcalf on contracts" . "Principles of the law of contracts : as applied by courts of law" . "Principles of the law of contracts as applied by courts of law" . . . . .