Cita APA (7a ed.)
Swindoll, C. R. (1980). Three steps forward two steps back: Perservering pressure. Thomas nelson.
Cita Chicago Style (17a ed.)
Swindoll, Charles R. Three Steps Forward Two Steps Back: Perservering Pressure. Nashville: Thomas nelson, 1980.
Cita MLA (9a ed.)
Swindoll, Charles R. Three Steps Forward Two Steps Back: Perservering Pressure. Thomas nelson, 1980.
Precaución: Estas citas no son 100% exactas.