Ross, D. A. (1978). Oppertunities and uses of the ocean. Springer.
Chicago Style aipamenaRoss, David A. Oppertunities and Uses of the Ocean. New york: Springer, 1978.
MLA aipamenaRoss, David A. Oppertunities and Uses of the Ocean. Springer, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.