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.
Παραπομπή σε μορφή Chicago (17η εκδ.)SPRING Centre (Universität Dortmund. Fachbereich Raumplanung) και 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.
Παραπομπή σε μορφή MLA (9th εκδ.)SPRING Centre (Universität Dortmund. Fachbereich Raumplanung) και 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.