Gaya APA
Geisler, D, N, L., Feinberg, P, D. (1995).
Introduction To Philosophy : A Christian Perspective .
USA:
Baker Books.
Gaya MLA
Geisler, DR., Norman, L.., Feinberg, Paul, D..
"Introduction To Philosophy : A Christian Perspective".
USA:
Baker Books,
1995.
Text.