APA Style
Geisler, Norman L., Feinberg, Paul D.. (1993).
Introduction to Philosophy: A Christian Perspective (Sixth printing).
Grand Rapids, Michigan:
Baker Book House.
Chicago Style
Geisler, Norman L., Feinberg, Paul D..
Introduction to Philosophy: A Christian Perspective.
Sixth printing
Grand Rapids, Michigan:
Baker Book House,
1993.
Text.
MLA Style
Geisler, Norman L., Feinberg, Paul D..
Introduction to Philosophy: A Christian Perspective.
Sixth printing
Grand Rapids, Michigan:
Baker Book House,
1993.
Text.
Turabian Style
Geisler, Norman L., Feinberg, Paul D..
Introduction to Philosophy: A Christian Perspective.
Sixth printing
Grand Rapids, Michigan:
Baker Book House,
1993.
Print.