Munch, P. A. (1964). Volcanic rock on the island of Tristan da Cunha.
Chicago Style aipamenaMunch, Peter Andreas. Volcanic Rock on the Island of Tristan Da Cunha. 1964.
MLA aipamenaMunch, Peter Andreas. Volcanic Rock on the Island of Tristan Da Cunha. 1964.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.