EXCERPTA MEDICA, INTERNATIONAL CONGRESS SERIES nr 510 537.544 Industrial design and human development. Proceedings of the 21 Congress and Assembly of the International Council of Societies of Industrial Design, Mexico City, October 14 - 19, 1979. Ed-s: Pedro Ramirez Vazquesz Alejandro Lazo Margain. Amsterdam 1980 Excerpta Medica 8 s. XXXII, nlb. 1, 354, il. Excerpta Medica, International Congress ser. nr 510