Petry, MJ . <br/><br/>
Hegel`s Philosophy of Nature Vol. II /  Textual Documents 
MJ Petry. 
 - 1st ed. / 
 - London :  George Allen and Unwin Ltd ,  1970. 
 - 469p. :  ill. ;  24cm . 
<br/><br/>Index 
<br/><br/><label>ISBN: </label> HB 
<br/><br/><label>Subjects--Index Terms: </label>Philosophy-Hegel Hegel`s Philosophy 
<br/><br/><label>Dewey Class. No.: </label>193.5  / H 361 P