APA
Bali N. P., . (2011). A textbook of Quantitative techniques. New Delhi: University Science Press.
Chicago
Bali N P, . 2011. A textbook of Quantitative techniques. New Delhi: University Science Press.
Harvard
Bali N. P., . (2011). A textbook of Quantitative techniques. New Delhi: University Science Press.
MLA
Bali N P, . A textbook of Quantitative techniques. New Delhi: University Science Press. 2011.