Cayley, Neville William, 1887-1950, What bird is that? / by Neville W. Cayley - revised and enlarged by A. H. Chicholm - London : Angus and Robertson, 1971 - xv, 3, 348 p. : ill. ; 25 cm. ISBN: 0207941300 Subjects--Topical Terms: Birds--Identification--AustraliaBirds--Identification