APA

Allen T. L., Keefer R. M., . (1982). Chemistry, experiment and theory. New York: Harper & Row.

Chicago

Allen Thomas L, Keefer Raymond M, . 1982. Chemistry, experiment and theory. New York: Harper & Row.

Harvard

Allen T. L., Keefer R. M., . (1982). Chemistry, experiment and theory. New York: Harper & Row.

MLA

Allen Thomas L, Keefer Raymond M, . Chemistry, experiment and theory. New York: Harper & Row. 1982.