@book{71524,
	author = {Iffert, Robert Earl},
	title = {Retention and withdrawal of college students.},
	publisher = {U. S. Dept. of Health, Education, and Welfare, Office of Education},
	year = {[1957]},
	address = {[Washington]},
	note = {Prepared in cooperation with the American Association of Collegiate Registars and Admissions Officers.}
}