Gaya APA

HILDEBRAND, J, H., Powell, R, E. (1964). PRINCIPLES OF CHEMISTRY SEVENTH EDITION (Seventh edition). New York: THE MACMILLAN COMPANY.

Gaya MLA

HILDEBRAND, Joel, H.., Powell, Richard, E.. "PRINCIPLES OF CHEMISTRY SEVENTH EDITION". Seventh edition New York: THE MACMILLAN COMPANY, 1964. Textbook.