Armstrong, A. H. (1957). An introduction to ancient philosophy. Wesminster: The Newman Press.
Trích dẫn kiểu ChicagoArmstrong, A. H. An Introduction to Ancient Philosophy. Wesminster: The Newman Press, 1957.
MLA引文Armstrong, A. H. An Introduction to Ancient Philosophy. Wesminster: The Newman Press, 1957.
警告:這些引文格式不一定是100%准確.