Yadav, Sangeeta Mental maths 4 Sangeeta Yadav and Amrita Tiwari - 3rd Ed - Bhopal, M.P Aadarsh Private Limited 2016 - 88 p.: ill. ; 22 cm ISBN: 9789381070086 Subjects--Topical Terms: Smart mental maths Dewey Class. No.: 510 YAD