Citazione Stile APA (7a Edizione)

Zerrudo, N. V., & Shearer, P. (1987). Philippine UFOsn: An anthology of strange real-life UFO encounters in the country. E. Z. Noriega.

Citazione stile Chigago Style (17a edizione)

Zerrudo, Nelson V., e Peter Shearer. Philippine UFOsn: An Anthology of Strange Real-life UFO Encounters in the Country. Long Beach, Calif: E. Z. Noriega, 1987.

Citatione MLA (9a ed.)

Zerrudo, Nelson V., e Peter Shearer. Philippine UFOsn: An Anthology of Strange Real-life UFO Encounters in the Country. E. Z. Noriega, 1987.