TY - DATA ED - International Petroleum Industry Environmental Conservation Association, IPIECA TI - Urban air quality management: Volume 1 - An approach to the management of urban air quality: local needs, local solutions PY - 1997/// CY - London PB - International Petroleum Industry Environmental Conservation Association, IPIECA N1 - Página visitada en junio de 2002. ; Navegadores de Internet ; Adobe Acrobat (PDF) UR - http://www.ipieca.org/downloads/health/UAQM_Vol1.pdf ER -