Gaya APA

SCHWEIZER, . (1989). Waste management planning procedures responsibilities of public and private sector: national seminar on hazarous waste management Ciloto, October ... . : The State Minister for Population & Environment.

Gaya MLA

SCHWEIZER, . "Waste management planning procedures responsibilities of public and private sector: national seminar on hazarous waste management Ciloto, October ...". : The State Minister for Population & Environment, 1989. Laporan.