DIN-Fachbericht 116 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN EN 13549 | 2001-10 | Cleaning services - Basic requirements and recommendations for quality measuring systems; German version EN 13549:2001 More |
| DIN 32705 | 1987-01 | Classification systems; establishment and development of classification systems More |
| DIN 32736 | 2000-08 | Building Management - Definitions and scope of services More |
