APA Style

Ipsen, D.C.. (1969). The Riddle Of The Stegosaurus . New York: Addison - Wesley.

Chicago Style

Ipsen, D.C.. The Riddle Of The Stegosaurus. New York: Addison - Wesley, 1969. Text.

MLA Style

Ipsen, D.C.. The Riddle Of The Stegosaurus. New York: Addison - Wesley, 1969. Text.

Turabian Style

Ipsen, D.C.. The Riddle Of The Stegosaurus. New York: Addison - Wesley, 1969. Print.