Jordan, K. (1947). Calculus of finite differences (2d ed.). Chelsea Pub. Co.
Cita Chicago Style (17a ed.)Jordan, Karoly. Calculus of Finite Differences. 2d ed. New York: Chelsea Pub. Co, 1947.
Cita MLA (9a ed.)Jordan, Karoly. Calculus of Finite Differences. 2d ed. Chelsea Pub. Co, 1947.
Precaución: Estas citas no son 100% exactas.