APA
Olson R. E., . (2004). The Westminster handbook to evangelical theology. Louisville, Ky: Westminster John Knox Press.
Chicago
Olson Roger E, . 2004. The Westminster handbook to evangelical theology. Louisville, Ky: Westminster John Knox Press.
Harvard
Olson R. E., . (2004). The Westminster handbook to evangelical theology. Louisville, Ky: Westminster John Knox Press.
MLA
Olson Roger E, . The Westminster handbook to evangelical theology. Louisville, Ky: Westminster John Knox Press. 2004.