APA aipamena

GUPTA S. P. (2008). BUSINESS STATISTICS (15.). SULTAN CHAND AND SONS.

Chicago Style aipamena

GUPTA S. P. BUSINESS STATISTICS. 15. NEW DELHI: SULTAN CHAND AND SONS, 2008.

MLA aipamena

GUPTA S. P. BUSINESS STATISTICS. 15. SULTAN CHAND AND SONS, 2008.