@book{9770,
	author = {Ornstein,Allan.C},
	title = {Strategies For Effective Teaching},
	publisher = {HarperCollins},
	year = {1990},
	address = {New York},
	url = {https://www.google.com.pk/books/edition/Strategies_for_Effective_Teaching/FQFPAAAAYAAJ?hl=en&gbpv=0&bsq=Strategies%20for%20effective%20teaching}
}