Encyclopaedia of the world scientists / edited by Nagendra Kr. Singh. - New Delhi : APH publishing corporation, c 2004. - Vols. ; 25 cm. V. 7- (L to M) ; 338 338 ISBN: 81-7648-560-8 Subjects--Topical Terms: Scientists--Encyclopedias.--Biography Dewey Class. No.: 925.03 / E19