APA Баримт

United Nations Environment Programme. (2000). Handbook for the International Treaties for the Protection of the Ozone Layer: The Vienna Convention(1985), The Montreal Protocol(1987). UNON Printshop.

Чикаго маягийн жагсаалт

United Nations Environment Programme. Handbook for the International Treaties for the Protection of the Ozone Layer: The Vienna Convention(1985), The Montreal Protocol(1987). Geneva: UNON Printshop, 2000.

MLA ишлэл

United Nations Environment Programme. Handbook for the International Treaties for the Protection of the Ozone Layer: The Vienna Convention(1985), The Montreal Protocol(1987). UNON Printshop, 2000.