APA

Margulis L., Sagan D., . (1997). Slanted Truths. New York: Springer-Verlag.

Chicago

Margulis L, Sagan D, . 1997. Slanted Truths. New York: Springer-Verlag.

Harvard

Margulis L., Sagan D., . (1997). Slanted Truths. New York: Springer-Verlag.

MLA

Margulis L, Sagan D, . Slanted Truths. New York: Springer-Verlag. 1997.