APA استشهاد

Blackwood, R. T., & Herman, A. L. (1975). Problems in philosophy: West and east. Prentice Hall Inc..

استشهاد بنمط شيكاغو

Blackwood, R T., و A. L. Herman. Problems in Philosophy: West and East. New Jersey: Prentice Hall Inc., 1975.

MLA استشهاد

Blackwood, R T., و A. L. Herman. Problems in Philosophy: West and East. Prentice Hall Inc., 1975.