Cita APA (7a ed.)

Smith, H. W. The Christian's secret of a happy life. Fleming H.Revell Company.

Cita Chicago Style (17a ed.)

Smith, Hannah Whitall. The Christian's Secret of a Happy Life. Los Angeles: Fleming H.Revell Company.

Cita MLA (9a ed.)

Smith, Hannah Whitall. The Christian's Secret of a Happy Life. Fleming H.Revell Company.