APA

Andreas S., Batra A., Behr J., Chenot J., Gillissen A., Hering T., Herth F. J. F., Kreuter M., Meierjürgen R., Mühlig S., Nowak D., Pfeifer M., Raupach T., Schultz K., Sitter H., Walther J. W. & Worth H. (20150402). [Smoking cessation in patients with COPD]. : Pneumologie (Stuttgart, Germany).

Chicago

Andreas S, Batra A, Behr J, Chenot J-F, Gillissen A, Hering T, Herth F J F, Kreuter M, Meierjürgen R, Mühlig S, Nowak D, Pfeifer M, Raupach T, Schultz K, Sitter H, Walther J W and Worth H. 20150402. [Smoking cessation in patients with COPD]. : Pneumologie (Stuttgart, Germany).

Harvard

Andreas S., Batra A., Behr J., Chenot J., Gillissen A., Hering T., Herth F. J. F., Kreuter M., Meierjürgen R., Mühlig S., Nowak D., Pfeifer M., Raupach T., Schultz K., Sitter H., Walther J. W. and Worth H. (20150402). [Smoking cessation in patients with COPD]. : Pneumologie (Stuttgart, Germany).

MLA

Andreas S, Batra A, Behr J, Chenot J-F, Gillissen A, Hering T, Herth F J F, Kreuter M, Meierjürgen R, Mühlig S, Nowak D, Pfeifer M, Raupach T, Schultz K, Sitter H, Walther J W and Worth H. [Smoking cessation in patients with COPD]. : Pneumologie (Stuttgart, Germany). 20150402.