Gupta, A. S. Calculus of variations with applications - New Delhi Prentice Hall India Private Limited 2013 - 242 p ISBN: 9788120311206 Subjects--Topical Terms: Mathematics LC Class. No.: 515.16 GUP 2013 Dewey Class. No.: 515.16 GUP 2013 National Library of Medicine Call No.: 515.16 GUP 2013