TY - BOOK AU - Kojima,Masami TI - Breathing clean: considering the switch to natural gas buses T2 - World Bank technical paper, 0253-7494 ; no. 516 SN - 0821350404 AV - TL232 .K67 2001 U1 - 629.2538 PY - 2001/// CY - Washington PB - World Bank KW - Buses KW - Gas industry KW - Compressed natural gas ER -