SPRING Centre (Universität Dortmund. Fachbereich Raumplanung) & United Nations Centre for Human Settlements. (2004). The guide for the Community based Environmental Management Information System (CEMIS) (2nd ed.). SPRING Centre, University of Dortmund ; UN-Habitat.
Chicago-referens (17:e uppl.)SPRING Centre (Universität Dortmund. Fachbereich Raumplanung) och United Nations Centre for Human Settlements. The Guide for the Community Based Environmental Management Information System (CEMIS). 2nd ed. Dortmund, Germany : Nairobi, Kenya: SPRING Centre, University of Dortmund ; UN-Habitat, 2004.
MLA-referens (9:e uppl.)SPRING Centre (Universität Dortmund. Fachbereich Raumplanung) och United Nations Centre for Human Settlements. The Guide for the Community Based Environmental Management Information System (CEMIS). 2nd ed. SPRING Centre, University of Dortmund ; UN-Habitat, 2004.