@BOOK{ Book!D - 101495651,
AUTHOR = "/ N. S. Piskunov",
TITLE = "Differential and integral calculus",
LIBRARY= "كتابخانه مركزی دانشگاه بين المللی امام خمينی (ره) قزوين",
SUBJECT = "Differential calculus,Calculus, Integral",
URL = "/book/101495651/Differential-and-integral-calculus/"}