Cita APA

Oswald, N. C., Medvei, V. C., & Waller, R. E. (1967). Chronic bronchitis: A 10-year follow-up.

Chicago Style Citation

Oswald, Neville C., V. C. Medvei, i R. E. Waller. Chronic Bronchitis: A 10-year Follow-up. 1967.

Cita MLA

Oswald, Neville C., V. C. Medvei, i R. E. Waller. Chronic Bronchitis: A 10-year Follow-up. 1967.