Jacobsen, Dean
Ecology of high altitude waters
Oxford University Press, 2017
 eBooks
Forest ecology volume 2 / by G.S. Puri... (et al.)
Oxford & IBH Publishing, 1989
 Buku Teks
Stiling, Peter
Ecology: global insights and investigations
McGraw-Hill, 2012
 Buku Teks
Odum, Eugene Pleasants
Basic ecology
Saunders College, 1983
 Buku Teks
Brewer, Richard
The science of ecology
Saunders College Publishing, 1994
 Buku Teks