APA (7th ed.) Citation

North, H. B. (1981). Commercial food patents, U.S. 1980. AVI.

Chicago Style (17th ed.) Citation

North, Hallie B. Commercial Food Patents, U.S. 1980. Westport, Conn: AVI, 1981.

MLA (9th ed.) Citation

North, Hallie B. Commercial Food Patents, U.S. 1980. AVI, 1981.