APA (7e ed.) Bronvermelding

Approtech Asia and Wahana Lingkungan Hidup Indonesia (WALHI). (1989). Environment and development conference report: Puncak Pass, West Java, Indonesia, March 28-30, 1989. [Coordination in Development?].

Chicago (17e ed.) Bronvermelding

Approtech Asia and Wahana Lingkungan Hidup Indonesia (WALHI). Environment and Development Conference Report: Puncak Pass, West Java, Indonesia, March 28-30, 1989. [New York?]: [Coordination in Development?], 1989.

MLA (8e ed.) Bronvermelding

Approtech Asia and Wahana Lingkungan Hidup Indonesia (WALHI). Environment and Development Conference Report: Puncak Pass, West Java, Indonesia, March 28-30, 1989. [Coordination in Development?], 1989.