TY  - BOOK
AU  - Porter,Oscar F.
TI  - Undergraduate completion and persistence at four-year colleges and universities: detailed findings 
AV  - LC148.2 P677U
PY  - 1990///
CY  - Washington, D.C., Wash.
PB  - National Institute of Independent Colleges and Universities
KW  - COLLEGE ATTENDANCE
KW  - UNITED STATES
KW  - STATISTICS
KW  - COLLEGE DROPOUTS
KW  - COLLEGE GRADUATES
N1  - Includes bibliographical references
ER  -