Gunatilaka, S.D. <br/><br/>
Tropical hygiene  [microform] / 
H.D. Gunatilaka 
 - [S.l.] :  [s.n.], 
 - 5 microfiches ;  11 X 15 cm. 
<br/><br/> muka surat 1/5 tiada  Koleksi Harun Aminurrashid