Christian, J. L., & James L. Christian. The: Great philosophers of the Western world. South Melbourne, Vic., Australia,[Fort Worth, Tex.]: Wadsworth/Thomson Learning.

Christian, James L., و James L. Christian. The: Great Philosophers of the Western World. South Melbourne, Vic., Australia,[Fort Worth, Tex.]: Wadsworth/Thomson Learning.

Christian, James L., و James L. Christian. The: Great Philosophers of the Western World. South Melbourne, Vic., Australia,[Fort Worth, Tex.]: Wadsworth/Thomson Learning.