TY - BOOK ED - Engineering Foundation, New York. TI - Composite concrete beams T2 - Bulletin PY - 1967/// CY - Skokie, Ill. PB - Portland Cement Association KW - Concrete beams KW - Testing N1 - Authorized reprint from Journal of the American Concrete Institute, Nov. 1964 and Dec. 1967 with discussions, pp. 1383-1409, 1807-1810, 1-22 ER -