Singapore bird report / 
 The official birdline Singapore 
by Richard F. Ollington and Elizabeth Loh 
 - Singapore :  [s.n.],  1991 
 - 63 p. :  ill. ;  29 cm. 
<br/><br/><label>ISBN: </label> Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds--Singapore--Identification<br/>Birds--Classification--Singapore