TY - BOOK AU - Ray,Ajay K. AU - Gupta,Santosh K. TI - Mathematical methods in chemical and environmental engineering SN - 981-243-476-3 U1 - 512.5 PY - 2003/// CY - U.S. PB - Thomson Learning KW - Mathematics KW - Chemical engineering KW - Environmental engineering KW - ALGEBRA, NUMBER THEORY ER -