APA Style
Sproul, R, C. (1997).
Grace unknown : the heart of Reformed theology / R.C. Sproul. .
Grand Rapids, Mich.:
Baker Books.
MLA Style
Sproul, R., C..
"Grace unknown : the heart of Reformed theology / R.C. Sproul.".
Grand Rapids, Mich.:
Baker Books,
1997.
Text.