Dyfyniad APA

Gupta,S P. (2007). Elementary statistical methods (17.). sultan chand&Sons.

Dyfyniad Arddull Chicago

Gupta,S P. Elementary Statistical Methods. 17. New Delhi: sultan chand&Sons, 2007.

Dyfyniad MLA

Gupta,S P. Elementary Statistical Methods. 17. sultan chand&Sons, 2007.

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