Newton, Ian. Finches [by] I. Newton. - London, Collins, 1972. - New naturalist ; 55 . Bibliography: p. [265]-277. ISBN: 0002130653 L.3.00 LCCN: 73331317 //r79 Nat. Bib. No.: B73-04128 Subjects--Topical Terms: Finches -- Behavior.--Finches -- Behavior. LC Class. No.: QL696.P246 / N48 Dewey Class. No.: 598.8/83