Cita APA

HILL, J. W. (1984). Chemistry for changing time.-- 4th ed. Macmillan Publishing.

Citación estilo Chicago

HILL, John W. Chemistry for Changing Time.-- 4th Ed. New York: Macmillan Publishing, 1984.

Cita MLA

HILL, John W. Chemistry for Changing Time.-- 4th Ed. Macmillan Publishing, 1984.