Tyagi, S.P. Commentary on the narcotic drugs and psychotropic substances act, 1985 (Act No. 61 of 1985) : practice and procedure with rules, orders, notifications and state rules ; volume 02. - 2nd ed. - Delhi : Vinod Publications Pvt. Ltd., 2019. - 2536 p. ; ISBN: 9788194006244 Dewey Class. No.: 345.027 7 TYA