Clark, A. W. (1985). Longman dictionary of geography: Human and physical. Longman.
Chicago Style aipamenaClark, Audrey W. Longman Dictionary of Geography: Human and Physical. Essex, England: Longman, 1985.
MLA aipamenaClark, Audrey W. Longman Dictionary of Geography: Human and Physical. Longman, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.