Cita APA (7th ed.)
De, S. N. (2008). An Introduction to calculus. Chhaya Prakashani.
Cita Chicago (17th ed.)
De, Sourendra Nath. An Introduction to Calculus. Kolkata: Chhaya Prakashani, 2008.
Cita MLA (9th ed.)
De, Sourendra Nath. An Introduction to Calculus. Chhaya Prakashani, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.