@book{1269,
	author = {Wittrock, M. C. and University of California, Los Angeles.},
	title = {The evaluation of instruction;},
	publisher = {Holt, Rinehart and Winston},
	year = {1970},
	address = {New York,},
	note = {Proceedings of a symposium held at the University of California at Los Angeles Dec. 13-15, 1967.}
}