Gaya APA

KERROD, R. (1998). Macmillan Encyclopedia of Science: Tools and Tomorrow 12 (Revisi). Upper Saddle River, NJ: Sams.

Gaya MLA

KERROD, Robin. "Macmillan Encyclopedia of Science: Tools and Tomorrow 12". Revisi Upper Saddle River, NJ: Sams, 1998. Text.