Cita APA (7a ed.)
Colson, C., & Pearcey, N. (1999). How now shall we live? Tyndale House Publishers.
Cita Chicago Style (17a ed.)
Colson, Charles, y Nancy Pearcey. How Now Shall We Live? Wheaton: Tyndale House Publishers, 1999.
Cita MLA (9a ed.)
Colson, Charles, y Nancy Pearcey. How Now Shall We Live? Tyndale House Publishers, 1999.
Precaución: Estas citas no son 100% exactas.