MLA

Amos, H, et al. Asthma In Children : Natural History, Assesment, Treatment and Recent Advances. 2e ed. Tunbridge Wells: Pitman Medical, 1977.

APA

Amos, H., Bedfort, S., Kuzemko, J. A, & Walker, S. R. (1977). Asthma in children : natural history, assesment, treatment and recent advances. 2e ed. Tunbridge Wells: Pitman Medical.

Chicago

Amos, H., S Bedfort, and S. R Walker. Asthma In Children: Natural History, Assesment, Treatment and Recent Advances. Edited by Jan A Kuzemko. 2e ed. Tunbridge Wells: Pitman Medical, 1977.