APA (7th ed.) Citation

Trefil, J.. (1988). The dark side of the universe. Charles Scribner's Sons.

Chicago Style (17th ed.) Citation

Trefil, James. The Dark Side of the Universe. New York: Charles Scribner's Sons, 1988.

MLA (9th ed.) Citation

Trefil, James. The Dark Side of the Universe. Charles Scribner's Sons, 1988.

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