APA (7th ed.) Citation

Gordon, J. E. (1981). Structures, or, Why things don't fall down. Da Capo Press.

Chicago Style (17th ed.) Citation

Gordon, J. E. Structures, or, Why Things Don't Fall Down. New York, N.Y.: Da Capo Press, 1981.

MLA (9th ed.) Citation

Gordon, J. E. Structures, or, Why Things Don't Fall Down. Da Capo Press, 1981.