GLENN, N. D. (1977). Cohort analysis. Sage Publications.
Cita Chicago (17th ed.)GLENN, Normal D. Cohort Analysis. Newbury: Sage Publications, 1977.
Cita MLA (9th ed.)GLENN, Normal D. Cohort Analysis. Sage Publications, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.