एपीए उद्धरण

Lamprecht, B., Schirnhofer, L., Kaiser, B., Buist, S. A., Mannino, D. M., & Studnicka, M. (2011). Subjects with Discordant Airways Obstruction: Lost between Spirometric Definitions of COPD. Hindawi Publishing Corporation.

शिकागो स्टाइल उद्धरण

Lamprecht, Bernd, Lea Schirnhofer, Bernhard Kaiser, Sonia A. Buist, David M. Mannino, और Michael Studnicka. Subjects With Discordant Airways Obstruction: Lost between Spirometric Definitions of COPD. Hindawi Publishing Corporation, 2011.

एमएलए उद्धरण

Lamprecht, Bernd, et al. Subjects With Discordant Airways Obstruction: Lost between Spirometric Definitions of COPD. Hindawi Publishing Corporation, 2011.