Kent, J. R. F. (1960). Differential and integral calculus. Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)Kent, James Ronald Fraser. Differential and Integral Calculus. Boston: Houghton Mifflin, 1960.
Lua MLA (9ú heag.)Kent, James Ronald Fraser. Differential and Integral Calculus. Houghton Mifflin, 1960.
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