@book{21464,
	author = {Lehman, Rosemary M., and Conceição, Simone C. O.,},
	title = {Creating a sense of presence in online teaching :},
	publisher = {Jossey-Bass,},
	year = {c2010.},
	series = {Jossey-bass guides to online teaching and learning},
	address = {San Francisco :},
	edition = {1st ed.}
}