APA (7th ed.) Citation

(2002). Asthma and the environment. Saunders.

Chicago Style (17th ed.) Citation

Asthma and the Environment. Philadelphia [u.a.]: Saunders, 2002.

MLA (9th ed.) Citation

Asthma and the Environment. Saunders, 2002.

Warning: These citations may not always be 100% accurate.