APA
Gupta S., . (2010). Statistical methods: contains,besides theory,about 1000 fully solved illustrations and about 1300 problems with answers/by S.P. Gupta. New delhi: Sultan chand and sons.
Chicago
Gupta S.P, . 2010. Statistical methods: contains,besides theory,about 1000 fully solved illustrations and about 1300 problems with answers/by S.P. Gupta. New delhi: Sultan chand and sons.
Harvard
Gupta S., . (2010). Statistical methods: contains,besides theory,about 1000 fully solved illustrations and about 1300 problems with answers/by S.P. Gupta. New delhi: Sultan chand and sons.
MLA
Gupta S.P, . Statistical methods: contains,besides theory,about 1000 fully solved illustrations and about 1300 problems with answers/by S.P. Gupta. New delhi: Sultan chand and sons. 2010.