Cita APA (7a ed.)
Churchill, R. V. (1958). Operational mathematics (2a. ed.). McGraw-Hill Book Company.
Cita Chicago Style (17a ed.)
Churchill, Ruel V. Operational Mathematics. 2a. ed. New York: McGraw-Hill Book Company, 1958.
Cita MLA (9a ed.)
Churchill, Ruel V. Operational Mathematics. 2a. ed. McGraw-Hill Book Company, 1958.
Precaución: Estas citas no son 100% exactas.