APA

Empey A. G., . (1918). Over the top. New York: G.P. Putnam,s sons.

Chicago

Empey Arthur Guy, . 1918. Over the top. New York: G.P. Putnam,s sons.

Harvard

Empey A. G., . (1918). Over the top. New York: G.P. Putnam,s sons.

MLA

Empey Arthur Guy, . Over the top. New York: G.P. Putnam,s sons. 1918.