APA Style
Duka, Cecilio D.. (1997).
Historical, Philosophical and Legal Foundations .
Quezon city:
Phoenix Publishing House.
Chicago Style
Duka, Cecilio D..
Historical, Philosophical and Legal Foundations.
Quezon city:
Phoenix Publishing House,
1997.
Text.
MLA Style
Duka, Cecilio D..
Historical, Philosophical and Legal Foundations.
Quezon city:
Phoenix Publishing House,
1997.
Text.
Turabian Style
Duka, Cecilio D..
Historical, Philosophical and Legal Foundations.
Quezon city:
Phoenix Publishing House,
1997.
Print.