Lewis, G. (1984). Rivers and Wildlife Handbook: A guide to practices which further the conservation of wildlife on rivers. RSPB : RSNC.
Styl ChicagoLewis, Gill. Rivers and Wildlife Handbook: A Guide to Practices Which Further the Conservation of Wildlife On Rivers. RSPB : RSNC, 1984.
Citace podle MLALewis, Gill. Rivers and Wildlife Handbook: A Guide to Practices Which Further the Conservation of Wildlife On Rivers. RSPB : RSNC, 1984.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..