APA način citiranja

Hill, L. S. (1983). Pressurised aerosol with conical spacer is an effective alternative to nebuliser in chronic stable asthma.

Čikaški stil citiranja

Hill, Lawford S. Pressurised Aerosol With Conical Spacer Is an Effective Alternative to Nebuliser in Chronic Stable Asthma. 1983.

MLA način citiranja

Hill, Lawford S. Pressurised Aerosol With Conical Spacer Is an Effective Alternative to Nebuliser in Chronic Stable Asthma. 1983.