APA Citation

Buck, M., & Pfeffer, H. Air quality surveillance in the state North Rhine Westphalia (Federal Rupublic of Germany). Essen: Landesanstalt fuer Immissionsschutz.

Chicago Style Citation

Buck, M., andfavorite Hans-Ulrich Pfeffer. Air Quality Surveillance in the State North Rhine Westphalia (Federal Rupublic of Germany). Essen: Landesanstalt fuer Immissionsschutz.

MLA Citation

Buck, M., andfavorite Hans-Ulrich Pfeffer. Air Quality Surveillance in the State North Rhine Westphalia (Federal Rupublic of Germany). Essen: Landesanstalt fuer Immissionsschutz.

Warning: These citations may not always be 100% accurate.