APA (7e ed.) Bronvermelding

Geological Survey of Papua New Guinea & Cooke, R. J. S. (1975). Striking sequence of volcanic eruptions in the Bismarck volcanic arc, Papua New Guinea in 1972-75. Office of Minerals and Energy.

Chicago (17e ed.) Bronvermelding

Geological Survey of Papua New Guinea en R. J. S. Cooke. Striking Sequence of Volcanic Eruptions in the Bismarck Volcanic Arc, Papua New Guinea in 1972-75. [Port Moresby]: Office of Minerals and Energy, 1975.

MLA (9e ed.) Bronvermelding

Geological Survey of Papua New Guinea en R. J. S. Cooke. Striking Sequence of Volcanic Eruptions in the Bismarck Volcanic Arc, Papua New Guinea in 1972-75. Office of Minerals and Energy, 1975.