Hussein, M. (1991). Alternative Estimators for Stratified Random Sampling. test, 35(2), 298-306. doi: 10.21608/esju.1991.315021
Mounira Ahmed Hussein. "Alternative Estimators for Stratified Random Sampling". test, 35, 2, 1991, 298-306. doi: 10.21608/esju.1991.315021
Hussein, M. (1991). 'Alternative Estimators for Stratified Random Sampling', test, 35(2), pp. 298-306. doi: 10.21608/esju.1991.315021
Hussein, M. Alternative Estimators for Stratified Random Sampling. test, 1991; 35(2): 298-306. doi: 10.21608/esju.1991.315021