Cita APA

Bradshaw, E., & Schonland, M. (1974). Smoking, Drinking and Oesophageal Cancer in African Males of Johannesburg, South Africa. Nature Publishing Group.

Chicago Style Citation

Bradshaw, E., i M. Schonland. Smoking, Drinking and Oesophageal Cancer in African Males of Johannesburg, South Africa. Nature Publishing Group, 1974.

Cita MLA

Bradshaw, E., i M. Schonland. Smoking, Drinking and Oesophageal Cancer in African Males of Johannesburg, South Africa. Nature Publishing Group, 1974.