APA (7th ed.) Citation

Simpson, J. H. (1990). The elements of invention. Macmillan Pub. Co.

Chicago Style (17th ed.) Citation

Simpson, Jeanne H. The Elements of Invention. New York: Macmillan Pub. Co, 1990.

MLA (9th ed.) Citation

Simpson, Jeanne H. The Elements of Invention. Macmillan Pub. Co, 1990.