TY - BOOK AU - V TI - Annual Book of ASTM StandardS: Concrete and Aggregates SN - 0803163231 (paperback) PY - 0000///ASTM international, CY - 2007. PB - USA N2 - B UR - http://www.amazon.com/exec/obidos/ASIN/0803163231/chopaconline-20 ER -