APA (7th ed.) Citation

GoodlhTimothy. The evidence for extraterrestrial colonization of earth.

Chicago Style (17th ed.) Citation

GoodlhTimothy. The Evidence for Extraterrestrial Colonization of Earth. LondonlbArrowlc1999.

MLA (9th ed.) Citation

GoodlhTimothy. The Evidence for Extraterrestrial Colonization of Earth.

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