APA

Fichte J. G., Heath P. L. & Lachs J. (1970). Science of knowledge (Wissenschaftslehre) with the First and Second introductions. New York: Appleton-Century-Crofts.

Chicago

Fichte Johann Gottlieb, Heath Peter Lauchlan and Lachs John. 1970. Science of knowledge (Wissenschaftslehre) with the First and Second introductions. New York: Appleton-Century-Crofts.

Harvard

Fichte J. G., Heath P. L. and Lachs J. (1970). Science of knowledge (Wissenschaftslehre) with the First and Second introductions. New York: Appleton-Century-Crofts.

MLA

Fichte Johann Gottlieb, Heath Peter Lauchlan and Lachs John. Science of knowledge (Wissenschaftslehre) with the First and Second introductions. New York: Appleton-Century-Crofts. 1970.