Cita APA (7th ed.)
Ledermann, W. (1964). Integral calculus (1a. ed.). Routeledge and Kegan Paul.
Cita Chicago (17th ed.)
Ledermann, Walter. Integral Calculus. 1a. ed. London: Routeledge and Kegan Paul, 1964.
Cita MLA (9th ed.)
Ledermann, Walter. Integral Calculus. 1a. ed. Routeledge and Kegan Paul, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.