@book{281993,
	author = {Izadi, F. A. and Aliev, N. and ProQuest (Firm)},
	title = {Discrete calculus by analogy},
	publisher = {Bentham eBooks,},
	year = {2009.},
	address = {[Saif Zone, Sharjah, U.A.E.] :},
	url = {https://ebookcentral.proquest.com/lib/kuct-ebooks/detail.action?docID=864168}
}