Cita APA (7a ed.)

Zwicky, F. (1969). Discovery, invention, research through the morphological approach. Macmillan.

Cita Chicago Style (17a ed.)

Zwicky, F. Discovery, Invention, Research Through the Morphological Approach. New York: Macmillan, 1969.

Cita MLA (9a ed.)

Zwicky, F. Discovery, Invention, Research Through the Morphological Approach. Macmillan, 1969.