Παραπομπή σε μορφή APA (7η εκδ.)

Druce, E. C. (1976). Conodont biostratigraphy of the Upper Devonian reef complexes of the Canning Basin, Western Australia. Australian Govt. Pub. Service.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Druce, E. C. Conodont Biostratigraphy of the Upper Devonian Reef Complexes of the Canning Basin, Western Australia. Canberra: Australian Govt. Pub. Service, 1976.

Παραπομπή σε μορφή MLA (8th εκδ.)

Druce, E. C. Conodont Biostratigraphy of the Upper Devonian Reef Complexes of the Canning Basin, Western Australia. Australian Govt. Pub. Service, 1976.