@book{10668,
	author = {Pritchard, Carl L. and Ward, J. Leroy and ESI International},
	title = {The Portable PMP® Exam Prep},
	publisher = {ESI International,},
	year = {2009},
	address = {[s.l]},
	edition = {4th ed.},
	note = {Library internal view only.}
}