Clark, R. (2018). Marine Pollution (5th.). OUP.
Chicago Style aipamenaClark, R.B. Marine Pollution. 5th. New Delhi: OUP, 2018.
MLA aipamenaClark, R.B. Marine Pollution. 5th. OUP, 2018.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Clark, R. (2018). Marine Pollution (5th.). OUP.
Chicago Style aipamenaClark, R.B. Marine Pollution. 5th. New Delhi: OUP, 2018.
MLA aipamenaClark, R.B. Marine Pollution. 5th. OUP, 2018.