Samuelson, Paul A. 1915-2009. Economics / Paul A. Samuelson, William D. Nordhaus. adapted by Sudip Chaudhry, Anindya Sen - 20th ed. (SIE) - India : McGraw-Hill India, c2020. - xlvii, 945 p. : ill. ; 24 cm. Includes index. ISBN: 9789389538038 Subjects--Topical Terms: Economics. LC Class. No.: HB171.5 / .S25 2010 Dewey Class. No.: 330