TY - BOOK AU - Tyagi,R.D. TI - Sustainable sludge management: production of value added products SN - 0784410518 (pbk.) AV - TD767 .S97 2009 PY - 2009/// CY - Reston, VA PB - American Society of Civil Engineers KW - Sewage sludge digestion KW - Sewage sludge KW - Management KW - Recycling ER -