TY - BOOK AU - Whitwell, John C AU - Toner, Richard Kenneth TI - Conservation of mass and energy T2 - A Blaisdell book in the pure and applied sciences AV - TP155 W44 PY - 1969/// CY - Waltham PB - Blaisdell KW - IngenierĂ­a quĂ­mica ER -