APA (7th ed.) Citation
Smith, H. W. (1952). The Christian's secret of a happy life. Revell.
Chicago Style (17th ed.) Citation
Smith, Hannah Whitall. The Christian's Secret of a Happy Life. Westwood, N.J.: Revell, 1952.
MLA (9th ed.) Citation
Smith, Hannah Whitall. The Christian's Secret of a Happy Life. Revell, 1952.
Warning: These citations may not always be 100% accurate.