804,705 PROBLEMS Problems of Drug Dependence, 1975 : Proceedings of the Thirthy-seventh Annual Scientific Meeting Committee on Problems of Drug Dependence Washington, D.C. May 19-21 1975 / Division of Medical Sciences, Assembly of Life Sciences, National Research Council, National Academy of Sciences. - Washington, D.C. : NA of S, [1975. - VII, 1212 s. : il., wykr. ; 28 cm ISBN 0-309-02417-X