Gibson, G. A. (1931). Advanced calculus: A sequel to an elementary treatise on the calculus. Macmillan.
Cita Chicago (17th ed.)Gibson, George A. Advanced Calculus: A Sequel to an Elementary Treatise on the Calculus. Londres: Macmillan, 1931.
Cita MLA (9th ed.)Gibson, George A. Advanced Calculus: A Sequel to an Elementary Treatise on the Calculus. Macmillan, 1931.
Atenció: Aquestes cites poden no estar 100% correctes.