APA (7e ed.) Bronvermelding

Doyle, A. C., & Collins, A. (2005). The lost world (abridged version): 3 (elementary level). Macmillan.

Chicago (17e ed.) Bronvermelding

Doyle, Arthur Conan, en Anne Collins. The Lost World (abridged Version): 3 (elementary Level). Oxford: Macmillan, 2005.

MLA (9e ed.) Bronvermelding

Doyle, Arthur Conan, en Anne Collins. The Lost World (abridged Version): 3 (elementary Level). Macmillan, 2005.