APA (7th ed.) Citation

Williams, C., & Ridler, A. (1961). Charles Williams: Selected writings. Oxford paperbacks university series.

Chicago Style (17th ed.) Citation

Williams, Charles, and Anne Ridler. "Charles Williams: Selected Writings." Oxford Paperbacks University Series 1961.

MLA (9th ed.) Citation

Williams, Charles, and Anne Ridler. "Charles Williams: Selected Writings." Oxford Paperbacks University Series, 1961.

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