@book{1096,
	author = {Intercountry Workshop on the Development of Instructional Materials and Engel, Charles E.},
	title = {The development of instructional materials : },
	publisher = {University of New South Wales,},
	year = {1980.},
	series = {Workshop forum ;},
	address = {Kensington : },
	note = {Sponsored by the World Health Organization and held at the WHO Western Pacific Regional Teacher Training Centre for Health Personnel, University of New South Wales.}
}