Não informado. (1925). Fossil insects. British Museum of Natural History.
Chicagoスタイル(17版)引用形式Não informado. Fossil Insects. London: British Museum of Natural History, 1925.
MLA(8版)引用形式Não informado. Fossil Insects. British Museum of Natural History, 1925.
警告: この引用は必ずしも正確ではありません.