Kothari, C. R Quantitative techniques / C. R. Kothari - Third Revised and Enlarged Edition. - New Dehli : Vikas publishing house PVT Ltd.; c1978. - xi, 369 pages : illustration; 23 cm. Includes bibliographical references ISBN: 070690642X Subjects--Topical Terms: Mathematical statisticsProgramming (Mathematics) Dewey Class. No.: 657.076