Tulsian, P C. Quantitative techniques : theory and problems / P C Tulsian and Vishal Pandey. - / . - Delhi : Pearson Education Asia , 2006. - xii,various paging : ills.figs. ; 26cm. . ISBN: 8178085887 RS580.00 Subjects--Index Terms: QUANTITATIVE TECHNIQUES Dewey Class. No.: 519 / TUL/Q