Ecological biology 2 :
Ecological biology 2 : for A-Level and intermediate students in Africa /
edited by D. W. Ewer, J. B. Hall.
- Essex : Longman , c1978.
- ix, 526 p. : ill.
includes index
The interactions of organisms
0582606489
--Ecology
QH541 / .E93
includes index
The interactions of organisms
0582606489
--Ecology
QH541 / .E93
