APA

British Museum [Natural History], . (19511992). Bulletin of the British Museum [Natural History]. London: .

Chicago

British Museum [Natural History], . 19511992. Bulletin of the British Museum [Natural History]. London: .

Harvard

British Museum [Natural History], . (19511992). Bulletin of the British Museum [Natural History]. London: .

MLA

British Museum [Natural History], . Bulletin of the British Museum [Natural History]. London: . 19511992.