Παραπομπή σε μορφή APA (7η εκδ.)

Keane, P. J., Lamb, K. P., & Flentje, N. J. (1971). Vascular-streak dieback of cocoa in Papua New Guinea. University of Papua and New Guinea, Dept. of Biology.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Keane, P. J., K. P. Lamb, και N. J. Flentje. Vascular-streak Dieback of Cocoa in Papua New Guinea. [Port Moresby]: University of Papua and New Guinea, Dept. of Biology, 1971.

Παραπομπή σε μορφή MLA (9th εκδ.)

Keane, P. J., et al. Vascular-streak Dieback of Cocoa in Papua New Guinea. University of Papua and New Guinea, Dept. of Biology, 1971.