Cita APA

Kells, l. M. (1947). Elementary differential equations. New York: McGraw-Hill.

Chicago Style Citation

Kells, lyman M. Elementary Differential Equations. New York: McGraw-Hill, 1947.

Cita MLA

Kells, lyman M. Elementary Differential Equations. New York: McGraw-Hill, 1947.

Atenció: Aquestes cites poden no estar 100% correctes.