The birds of Norfolk & Lord Howe Islands and the Australasian South Polar quadrant :London :H.F. & G. Witherby,1928.biodiversitylibrary.org/page/58795225
The birds of North AmericaNew York :Published under the auspices of the Natural Science Association of America,1903. biodiversitylibrary.org/page/35159567
Known as the Bleeding Heart Dove or as the Luzon Bleedingheart, this species is endemic to the Philippines, but widely held captive. Sta. Barbara Zoo, Calif.