APA
Kothari C.R, . (1978). Quantitative Techniques. New Delhi: New Delhi.
Chicago
Kothari C.R, . 1978. Quantitative Techniques. New Delhi: New Delhi.
Harvard
Kothari C.R, . (1978). Quantitative Techniques. New Delhi: New Delhi.
MLA
Kothari C.R, . Quantitative Techniques. New Delhi: New Delhi. 1978.