Botanical results of the New Guinea Border Demarcation Expedition, 1967 / 
by C.E. Ridsdale. 
 - Transactions / Papua and New Guinea Scientific Society  v. 9 .
 - Transactions / Papua and New Guinea Scientific Society  v. 9. .
<br/><br/> Reprinted from: Transactions / Papua and New Guinea Scientific Society, v. 9, 1968, p. 3-22. Ill., map. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany--New Guinea.<br/>Plant communities--New Guinea.