APA (7th ed.) Citation

Flanagan, G. P. (1973). Pyramid power (8th ed.). De Vorss.

Chicago Style (17th ed.) Citation

Flanagan, G. Pat. Pyramid Power. 8th ed. Santa Monica, Calif.: De Vorss, 1973.

MLA (9th ed.) Citation

Flanagan, G. Pat. Pyramid Power. 8th ed. De Vorss, 1973.