Hegel.

MLA

Hegel, Georg Wilhelm Friedrich, and Friedrich Heer. Hegel. Frankfurt am Main: Fischer, 1955.

APA

Hegel, G. Wilhelm Friedrich, & Heer, F. (1955). Hegel. Frankfurt am Main: Fischer.

Chicago

Hegel, Georg Wilhelm Friedrich. Hegel. Compiled by Friedrich Heer. Frankfurt am Main: Fischer, 1955.