APA Edition Citation

Ackermann, R. J. (1965). Theories of knowledge: A critical introduction. McGraw-Hill.

Chicago Edition Citation

Ackermann, Robert John. Theories of Knowledge: A Critical Introduction. New York: McGraw-Hill, 1965.

MLA Edition Citation

Ackermann, Robert John. Theories of Knowledge: A Critical Introduction. McGraw-Hill, 1965.

Warning: These citations may not always be 100% accurate.