APA (7th ed.) Citation

Harris, D. H. (1959). The development of a test of creativity in engineering. [publisher not identified].

Chicago Style (17th ed.) Citation

Harris, Douglas H. The Development of a Test of Creativity in Engineering. [Place of publication not identified]: [publisher not identified], 1959.

MLA (9th ed.) Citation

Harris, Douglas H. The Development of a Test of Creativity in Engineering. [publisher not identified], 1959.