APA (7th ed.) Citation

Thomas, a. K. (1925). Following of Christ in four books. Philadelphia.

Chicago Style (17th ed.) Citation

Thomas, a Kempis. Following of Christ in Four Books. Philadelphia, 1925.

MLA (8th ed.) Citation

Thomas, a Kempis. Following of Christ in Four Books. Philadelphia, 1925.

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