APA (7th ed.) Citation
Newman, J. H., & Gilson, E. Grammar of Assent. Image Books.
Chicago Style (17th ed.) Citation
Newman, John Henry, and Etienne Gilson. Grammar of Assent. Nueva York, EUA: Image Books.
MLA (9th ed.) Citation
Newman, John Henry, and Etienne Gilson. Grammar of Assent. Image Books.
Warning: These citations may not always be 100% accurate.