Title:Cohort analysis / Norval D. Glenn. Author:GLENN, Norval D. Publication information:Sage Publications ISBN:080390794 (pbk) Physical description:72p. : ill. ; 22 cm. Call number: 001.422 GLE Access from: Main Library(at National Institute for Legislative and Democratic Studies (NILDS) eLibrary) Items: National Institute for Legislative and Democratic Studies (NILDS) eLibrary 10772 (10772) located at stacks