@book{30919,
	author = {Palloff, Rena M., and Pratt, Keith,},
	title = {Assessing the online learner :},
	publisher = {Jossey-Bass,},
	year = {c2009.},
	series = {Jossey-Bass guides to online teaching and learning},
	address = {San Francisco :},
	edition = {1st ed.}
}