Goffman, C. (1965). Calculus of several variables. Harper and Row.
Cita Chicago Style (17a ed.)Goffman, Casper. Calculus of Several Variables. New York: Harper and Row, 1965.
Cita MLA (9a ed.)Goffman, Casper. Calculus of Several Variables. Harper and Row, 1965.
Precaución: Estas citas no son 100% exactas.