Cita APA

United Nations Environment Programme (UNEP). (1999). Guidelines for the identification of PCBs and materials containing PCBs. Switzerland: UNEP Chemical.

Citación estilo Chicago

United Nations Environment Programme (UNEP). Guidelines for the Identification of PCBs and Materials Containing PCBs. Switzerland: UNEP Chemical, 1999.

Cita MLA

United Nations Environment Programme (UNEP). Guidelines for the Identification of PCBs and Materials Containing PCBs. Switzerland: UNEP Chemical, 1999.

Precaución: Estas citas no son 100% exactas.