Gaya APA

EDWARDS, P., SINAGA, R. (1972). The encyclopedia of philosophy volumes 7 and 8 index complete and unabridged . New York: Macmillan Publishing.

Gaya MLA

EDWARDS, Paul., SINAGA, Richard. "The encyclopedia of philosophy volumes 7 and 8 index complete and unabridged". New York: Macmillan Publishing, 1972. Buku Teks.