Sommer Alfred <br/><br/>
Vitamin A deficiency and its consequences 

 - Geneva   World Health Organization   1985 
<br/><br/><label>ISBN: </label>92 4 154478 3 
<br/><br/><label>LC Class. No.: </label>618.92396/SOM 
<br/><br/><label>Dewey Class. No.: </label>618.92396/SOM