Peters, James Lee (编). Check-list of Birds of the World. Volume 2. Cambridge, Massachusetts: Harvard University Press. 1934: 154 [2018-11-27]. (原始内容存档于2019-04-01).
Peters, James Lee (编). Check-list of Birds of the World. Volume 2. Cambridge, Massachusetts: Harvard University Press. 1934: 154 [2018-11-27]. (原始内容存档于2019-04-01).