Cita APA

Douglas, E. M., Hillier, T., & Johnson, I. C. (1967). Pressurized Aerosols in Asthma.

Chicago Style Citation

Douglas, E. M., T. Hillier, i I. C. Johnson. Pressurized Aerosols in Asthma. 1967.

Cita MLA

Douglas, E. M., T. Hillier, i I. C. Johnson. Pressurized Aerosols in Asthma. 1967.