Hirsch, Julius. <br/><br/>
Hijyen praktikumu/ 
Julius Hirsch ; Julius Hirsch; çeviren Muhiddin Erel. 
 - 192 sayfa; 23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hygiene.<br/>Sanitation.
<br/><br/><label>LC Class. No.: </label>RA108  / .H57 1946