Environmental management instruments : : a guide for local authorities : discussion version / / Editor: Konrad Otto-Zimmermann (responsible) ; author: Christoph Erdmenger, ICLEI.

MLA

Erdmenger, Christoph, and Konrad Otto-Zimmermann. Environmental Management Instruments : a Guide for Local Authorities : Discussion Version. Freiburg: ICLEI, 1998.

APA

Erdmenger, C., & Otto-Zimmermann, K. (1998). Environmental management instruments : a guide for local authorities : discussion version. Freiburg: ICLEI.

Chicago

Erdmenger, Christoph, and Konrad Otto-Zimmermann. Environmental Management Instruments: A Guide for Local Authorities : Discussion Version. Freiburg: ICLEI, 1998.