RINGO, BOYED C & ANDERSON, ROBERT B DESIGNING FLOOR SLABS ON GRADE STEP BY STEP PROCEDURES, SAMPLE SOLUTIONS AND COMMENTRY - 2ND - USA THE ABERDEEN GROUP 1996 - 266 P 28 CM SLABS ISBN: 0-924659-75-0 Dewey Class. No.: 624.18342 RIN / L-39, P-198