Penggayaan APA
LEHRER, Keith. (1990).
Theory of Knowledge .
London:
Routledge.
Chicago Style
LEHRER, Keith.
Theory of Knowledge.
London:
Routledge,
1990.
Text.
MLA Style
LEHRER, Keith.
Theory of Knowledge.
London:
Routledge,
1990.
Text.
Turabian Style
LEHRER, Keith.
Theory of Knowledge.
London:
Routledge,
1990.
Print.