@book{789333,
	author = {Krul, T and Krul, T},
	title = {The effects of cooperative homework groups on the school behavior of students who are at-risk of failure },
	publisher = {Professional Studies Division, },
	year = {1993.},
	series = {Master's theses. Education  State University College (Oswego, N.Y.). Master's theses. Education.},
	address = {Oswego, NY: State University of New York, College of Arts and Science, },
	note = {M.S., State University College (Oswego, N.Y.), 1993., Thesis}
}