Não informado. (2008). Bulletin of Gunma Museum of Natural History. Gunma Museum of Natural History.
Chicago (17e ed.) BronvermeldingNão informado. Bulletin of Gunma Museum of Natural History. Tomioka, Japão: Gunma Museum of Natural History, 2008.
MLA (8e ed.) BronvermeldingNão informado. Bulletin of Gunma Museum of Natural History. Gunma Museum of Natural History, 2008.
Let op: Deze citaties zijn niet altijd 100% accuraat.