Ballast David Kent <br/><br/>
Architect's Handbook of Formulas,Tables and Mathematical Calculations 

 - 2nd. 
 -  Prentice-Hall  1988 
 - 486p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Structures
<br/><br/><label>Dewey Class. No.: </label>690  / BAL