Schaeffer, F. A. (1972). He is there and He is not silent. Tyndale.
Citazione stile Chigago Style (17a edizione)Schaeffer, Francis A. He Is There and He Is Not Silent. Wheaton: Tyndale, 1972.
Citatione MLA (9a ed.)Schaeffer, Francis A. He Is There and He Is Not Silent. Tyndale, 1972.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.