Gaya APA

Hildebrand, J, H, &, R, E, P. (1964). Principles of Chemistry (Seventh Printing, 1966). New York: The Macmillan Company.

Gaya MLA

Hildebrand, Joel, H., &, Richard, E., Powell. "Principles of Chemistry". Seventh Printing, 1966 New York: The Macmillan Company, 1964. Text.