@book{833460,
	author = {Stein, Jared, and Graham, Charles R., and Routledge (Firm)},
	title = {Essentials for blended learning :},
	publisher = {Routledge,},
	year = {2020.},
	series = {Essentials of Online Learning},
	address = {New York :},
	edition = {Second Edition.},
	note = {First edition published 2014.}
}