@book{94884,
	author = {Seel, Norbert M., and Lehmann, Thomas,},
	title = {Instructional design for learning :},
	publisher = {SensePublishers,},
	year = {2017},
	address = {Rotterdam :},
	url = {http://ump.alkemlibrary.com.libraryumpsa.idm.oclc.org/extensions/iplogins/index.php?id=LjZp7YzimYt6HMCkTbvg}
}