Ahmad, Sh. Sher  Prof. <br/><br/>
A textbook of intermediate zoology / 
Prof. Sh. Sher Ahmad 
 - Twenty third edition. 
 - Lahore :  Sheikh Sons Publishers,  1976. 
 - 498pages :  illustrations ;  22 cm. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology
<br/><br/><label>Dewey Class. No.: </label>591  / AHM