TY - BOOK TI - Energy & environmental strategies for the 1990's SN - 0881731153 AV - TD195.E4 E5221 PY - 1991/// CY - Lilburn, georgia PB - Fairmont KW - Recursos energéticos KW - Aspectos ambientales N1 - "this year the 13th world energy engineering congress has been joined by the world environmental engineering congress" - pref ER -