Παραπομπή σε μορφή APA (7η εκδ.)

East, J., Travis, S., & Leedham, S. (2015). Causality and chance in the development of cancer. Massachusetts Medical Society.

Παραπομπή σε μορφή Chicago (17η εκδ.)

East, J., S. Travis, και S. Leedham. Causality and Chance in the Development of Cancer. Massachusetts Medical Society, 2015.

Παραπομπή σε μορφή MLA (9th εκδ.)

East, J., et al. Causality and Chance in the Development of Cancer. Massachusetts Medical Society, 2015.