@book{18092,
	author = {Mcfedries paul},
	title = {Excel 2016 formulas and functions},
	publisher = {Pearson Education Publisher},
	year = {2017},
	address = {India},
	url = {https://libgen.is/book/index.php?md5=ACDA89ED21B2E69F82F44171B359FAD0}
}