@book{69559,
	author = {Alexander, William Marvin and Hines, Vynce Albert},
	title = {Independent study in secondary schools},
	publisher = {Holt, Rinehart and Winston},
	year = {[1967]},
	series = {[Cooperative research project] no. 2969.},
	address = {New York},
	note = {"Research ... performed pursuant to a contract with the United States Department of Health, Education, and Welfare, Office of Education, under the provisions of the Cooperative Research Program."}
}