Johnson, Anne,  1928- <br/><br/>
A student's guide to the ferns of Singapore Island / 
Anne Johnson 
 - 2nd ed. 
 - Singapore :  Singapore University Press,  1977 
 - 126 p. :  ill. ;  25 cm. 
<br/><br/> Originally published in The Malayan nature Journal, vol.13 nos.3 and 4, July 1959 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ferns--Singapore