Gaya APA

Kirk, R, E., Donald, F, O. (1951). encyclopedia of chemical technology [vol.7] (vol.7). New York: The Interscience Encyclopedia, Inc.

Gaya MLA

Kirk, Raymond, E., Donald, F., Othmer,. "encyclopedia of chemical technology [vol.7]". vol.7 New York: The Interscience Encyclopedia, Inc, 1951. Text.