Cita APA (7a ed.)

Wider-Smith, A. E., & Wilder-Smith, A. .. (1981). He who thinks has to believe. Bethany.

Cita Chicago Style (17a ed.)

Wider-Smith, A. E., y A .E Wilder-Smith. He Who Thinks Has to Believe. Minneapolis: Bethany, 1981.

Cita MLA (9a ed.)

Wider-Smith, A. E., y A .E Wilder-Smith. He Who Thinks Has to Believe. Bethany, 1981.