APA (7th ed.) Citation

Keller, J. (1949). Three minutes a day: Christopher thoughts for daily living. Doubleday.

Chicago Style (17th ed.) Citation

Keller, James. Three Minutes a Day: Christopher Thoughts for Daily Living. Garden City, N.Y.: Doubleday, 1949.

MLA (8th ed.) Citation

Keller, James. Three Minutes a Day: Christopher Thoughts for Daily Living. Doubleday, 1949.