APA (7th ed.) Citation

Bergier, J. (1973). Extraterrestrial visitations from prehistoric times to the present. Regnery.

Chicago Style (17th ed.) Citation

Bergier, Jacques. Extraterrestrial Visitations from Prehistoric Times to the Present. Chicago: Regnery, 1973.

MLA (9th ed.) Citation

Bergier, Jacques. Extraterrestrial Visitations from Prehistoric Times to the Present. Regnery, 1973.

Warning: These citations may not always be 100% accurate.