APA
Agrawal Ranjana, University of Delhi. Faculty of Mathematical Sciences. Department of Statistics & University of Delhi. Faculty of Mathematical Sciences. Department of Statistics. (1982). Contribution of the theory of sampling with varying probabilities. Delhi: University of Delhi India.
Chicago
Agrawal Ranjana, University of Delhi. Faculty of Mathematical Sciences. Department of Statistics and University of Delhi. Faculty of Mathematical Sciences. Department of Statistics. 1982. Contribution of the theory of sampling with varying probabilities. Delhi: University of Delhi India.
Harvard
Agrawal Ranjana, University of Delhi. Faculty of Mathematical Sciences. Department of Statistics and University of Delhi. Faculty of Mathematical Sciences. Department of Statistics. (1982). Contribution of the theory of sampling with varying probabilities. Delhi: University of Delhi India.
MLA
Agrawal Ranjana, University of Delhi. Faculty of Mathematical Sciences. Department of Statistics and University of Delhi. Faculty of Mathematical Sciences. Department of Statistics. Contribution of the theory of sampling with varying probabilities. Delhi: University of Delhi India. 1982.