APA Style

Heidel, A. (1949). The Gilgamesh Epic and Old Testament Parallels (2nd edition). Chicago (Illinois, U. S. A.): University of Chicago Press.

MLA Style

Heidel, Alexander. "The Gilgamesh Epic and Old Testament Parallels". 2nd edition Chicago (Illinois, U. S. A.): University of Chicago Press, 1949. Text.