APA (7th ed.) Citation

(2013). DIFFICULT asthma. Jaypee Brothers Medical Publishers.

Chicago Style (17th ed.) Citation

DIFFICULT Asthma. Jaypee Brothers Medical Publishers, 2013.

MLA (9th ed.) Citation

DIFFICULT Asthma. Jaypee Brothers Medical Publishers, 2013.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.