Balhotra , A.S. . Impact of productivity services in small scale industries / A.S. Balhotra ...et al. . - New Delhi : National productivity council , 1972. - vii ,84p. : ill. ; 26cm . NULL ISBN: Rs.10.00 (pbk) Subjects--Index Terms: SMALL INDUSTRIES Dewey Class. No.: 338.642 / BAL/I