APA (7th ed.) Citation

Geertsma, R. H., & Mackie, J. B. (1969). Studies in self-cognition: Techniques of videotape self-observation in the behavioral sciences. Williams & Wilkins.

Chicago Style (17th ed.) Citation

Geertsma, Robert H., and James B. Mackie. Studies in Self-cognition: Techniques of Videotape Self-observation in the Behavioral Sciences. Baltimore: Williams & Wilkins, 1969.

MLA (9th ed.) Citation

Geertsma, Robert H., and James B. Mackie. Studies in Self-cognition: Techniques of Videotape Self-observation in the Behavioral Sciences. Williams & Wilkins, 1969.