SETHI H.S. 552,736 MOHAN D., SETHI H.S. , TONGUE E. Current research in drug abuse in India / D. Mohan, H.S. Sethi, E. Tongue ; [IInd National and Regional Conference on Drug Abuse, March 10-15, 1980, New Delhi]. - [Delhi] : [D. Mohan and H.S. Sethi], [1981]. - XIX, 340 s. ; 22 cm