APA (7e ed.) Bronvermelding

Williams, R. (1985). Water quality in the Tweed-Terranora estuary. State Pollution Control Commission.

Chicago (17e ed.) Bronvermelding

Williams, Ross. Water Quality in the Tweed-Terranora Estuary. Sydney: State Pollution Control Commission, 1985.

MLA (8e ed.) Bronvermelding

Williams, Ross. Water Quality in the Tweed-Terranora Estuary. State Pollution Control Commission, 1985.