Cluster and multistage sampling
MADHUSUDANA RAO M.Sc.DT.,MBA(HRM).,PG Dip.in RD Deputy Director, APDDCF/ Assistant Project Director, DWMA.
High School Participation Map Project Geography of Sports Spring 2011.
LANCET, 2011; 377: 505-515 Y BALARAJAN, S SELVARAJ, S V SUBRAMANIAN.
