APA (7th ed.) Citation

Maritain, J. (1950). An introduction to philosophy. Sheed and Ward.

Chicago Style (17th ed.) Citation

Maritain, Jacques. An Introduction to Philosophy. Sheed and Ward, 1950.

MLA (9th ed.) Citation

Maritain, Jacques. An Introduction to Philosophy. Sheed and Ward, 1950.

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