Singh, D. R. Chemistry practicals : for class XI / by D. R. Singh, G. Balasubraman - New Delhi : Frank Bros., 2002 - 137 p. : ill. ; 23 cm. At the head of title frank senior secondary ISBN: 8171706541 : Rs. 54.90 Subjects--Topical Terms: Chemistry--Textbooks Dewey Class. No.: 540.78