Schmitz-Schumann, M. (1989). Intrinsic asthma: Proceedings of the 4th International Symposium held at the Hochgebirgsklinik Davos from September 18 - 20, 1988. Birkhäuser.
Chicago Style (17th ed.) CitationSchmitz-Schumann, Michael. Intrinsic Asthma: Proceedings of the 4th International Symposium Held at the Hochgebirgsklinik Davos from September 18 - 20, 1988. Basel ; Boston ; Berlin: Birkhäuser, 1989.
MLA (9th ed.) CitationSchmitz-Schumann, Michael. Intrinsic Asthma: Proceedings of the 4th International Symposium Held at the Hochgebirgsklinik Davos from September 18 - 20, 1988. Birkhäuser, 1989.
Warning: These citations may not always be 100% accurate.