Wolfe, Williams S. <br/><br/>
Graphical analysis  : a text-book on graphic statics 

 - New York :  McGraw-Hill,  1921 
 - 374 p. 
<br/><br/><label>LCCN: </label>52199 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estática gráfica.
<br/><br/><label>Dewey Class. No.: </label>531.2  / W65