APA Style
Velikovsky, Immanuel. (1950).
Worlds In Collision .
New York:
Dell Publs Co, Inc.
Chicago Style
Velikovsky, Immanuel.
Worlds In Collision.
New York:
Dell Publs Co, Inc,
1950.
Text.
MLA Style
Velikovsky, Immanuel.
Worlds In Collision.
New York:
Dell Publs Co, Inc,
1950.
Text.
Turabian Style
Velikovsky, Immanuel.
Worlds In Collision.
New York:
Dell Publs Co, Inc,
1950.
Print.