APA

Boot C. R., Vercoulen J. H., van der Gulden J. W., van den Borne B. H. W., Orbon K. H., van Weel C. & Folgering H. T. (20050922). Sick leave in workers with asthma and COPD: the role of attitudes, perceived social norms and self efficacy. : Patient education and counseling.

Chicago

Boot Cécile R, Vercoulen Jan H, van der Gulden Joost W, van den Borne Bart H W, Orbon Karin H, van Weel Chris and Folgering Hans Th. 20050922. Sick leave in workers with asthma and COPD: the role of attitudes, perceived social norms and self efficacy. : Patient education and counseling.

Harvard

Boot C. R., Vercoulen J. H., van der Gulden J. W., van den Borne B. H. W., Orbon K. H., van Weel C. and Folgering H. T. (20050922). Sick leave in workers with asthma and COPD: the role of attitudes, perceived social norms and self efficacy. : Patient education and counseling.

MLA

Boot Cécile R, Vercoulen Jan H, van der Gulden Joost W, van den Borne Bart H W, Orbon Karin H, van Weel Chris and Folgering Hans Th. Sick leave in workers with asthma and COPD: the role of attitudes, perceived social norms and self efficacy. : Patient education and counseling. 20050922.