APA-Zitierstil (7. Ausg.)

Sinclair, W. A. (1945). An introduction to philosophy (Third Impression.). Oxford University Press.

Chicago-Zitierstil (17. Ausg.)

Sinclair, William Angus. An Introduction to Philosophy. Third Impression. London ; New York ; Toronto: Oxford University Press, 1945.

MLA-Zitierstil (9. Ausg.)

Sinclair, William Angus. An Introduction to Philosophy. Third Impression. Oxford University Press, 1945.