APA Style

Branley, Franklyn M., Miller, Edward. (2007). Gravity Is A Mystery . New York: Collins.

Chicago Style

Branley, Franklyn M., Miller, Edward. Gravity Is A Mystery. New York: Collins, 2007. Text.

MLA Style

Branley, Franklyn M., Miller, Edward. Gravity Is A Mystery. New York: Collins, 2007. Text.

Turabian Style

Branley, Franklyn M., Miller, Edward. Gravity Is A Mystery. New York: Collins, 2007. Print.