TY - BOOK AU - Bureau of Indian Standards TI - Automotive Vehicles Exhaust Emissions Carbon Monoxide Concentration at Idling for Vehicles Equipped with Spark Ignition Engines Method of Measurement (IS : 9057 - 1998) U1 - IS : 9057 - 1998 PY - 1998/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 9057 - 1998 ER -