International conference on transportation infrastructure on developing countries, Merida, Yucatan, Mexico, November 13-16, 1972 : memory /

International conference on transportation infrastructure on developing countries, Merida, Yucatan, Mexico, November 13-16, 1972 : memory / [sponsored by] Secretariat of Public Works, Mexican Highway Association, University of the Americas. - lxxiv, 176 páginas, [3] hojas de láminas : ilustraciones


Regiones subdesarrolladas--Congresos, conferencias, etc.
Transporte--Congresos, conferencias, etc.

380.509172 / I61i 1972

Con tecnología Koha