Books listed by ISBN
IB and KAJ VOLLESEN. FRIIS
title
ISBN-13
(ISBN-10)
year of publication
Flora of the Sudan-Uganda border area east of the Nile: Catalogue of Vascular plants, 1st part
978-87-73O4-297-7
(87-73O4-297-8)
A. K.
·
A. V.
·
I.A.
·
I.V.
Ib Andersen