Coba jelasin Bahasa Lain dari Pergam kalung dong

Bahasa Italia:Piccione imperiale di Muller.

Higgins, P.J.; & Davies, S.J.J.F. (eds.) (1996): Handbook of Australian, New Zealand and Antarctic Birds. Volume 3: Snipe to Pigeons. Oxford University Press: Melbourne.ISBN 0-19-553070-5