APA
Pal M., Maiti P, . (1991). Optimum Stratified Random Sampling Under A Given Ordering Of Stratum Variances. : Indian Statistical Institute, Calcutta.
Chicago
Pal M, Maiti P, . 1991. Optimum Stratified Random Sampling Under A Given Ordering Of Stratum Variances. : Indian Statistical Institute, Calcutta.
Harvard
Pal M., Maiti P, . (1991). Optimum Stratified Random Sampling Under A Given Ordering Of Stratum Variances. : Indian Statistical Institute, Calcutta.
MLA
Pal M, Maiti P, . Optimum Stratified Random Sampling Under A Given Ordering Of Stratum Variances. : Indian Statistical Institute, Calcutta. 1991.