Whitehead, Alfred North <br/><br/>
Principia Mathematica, Vol. I 
/ by Alfred North Whitehead 
 - 2nd ed. 
 - Cambridge:  Cambridge University Press,  1978. 
 - xlvi, 674p.; 
<br/><br/><label>ISBN: </label>052106791X 
<br/><br/><label>Dewey Class. No.: </label>510.1  / WHI/P