APA (7th ed.) Citation

Schaeffer, F. A. (1979). True spirituality. STL Books.

Chicago Style (17th ed.) Citation

Schaeffer, Francis A. True Spirituality. Bromley: STL Books, 1979.

MLA (8th ed.) Citation

Schaeffer, Francis A. True Spirituality. STL Books, 1979.

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