Cita APA

Williams, H., & McNicol, K. N. (1969). Prevalence, natural history, and relationship of wheezy bronchitis and asthma in children. An epidemiological study.

Chicago Style Citation

Williams, Howard, i K. N. McNicol. Prevalence, Natural History, and Relationship of Wheezy Bronchitis and Asthma in Children. An Epidemiological Study. 1969.

Cita MLA

Williams, Howard, i K. N. McNicol. Prevalence, Natural History, and Relationship of Wheezy Bronchitis and Asthma in Children. An Epidemiological Study. 1969.