Cita APA (7a ed.)
Hill, J. W. (1992). Chemistry for changing times (6th ed.). Macmillan.
Cita Chicago Style (17a ed.)
Hill, John W. Chemistry for Changing Times. 6th ed. New York: Macmillan, 1992.
Cita MLA (9a ed.)
Hill, John W. Chemistry for Changing Times. 6th ed. Macmillan, 1992.
Precaución: Estas citas no son 100% exactas.