TY - BOOK AU - Bansal,N K AU - Kleemann,M TI - Renewable energy sources and conversion technology SN - 0-07-460023-0 U1 - 621.3124 PY - 1990/// CY - New Delhi PB - Tata McGraw-Hill KW - Energy development KW - Energy resources KW - Energy supply N1 - Includes index ER -