UN. (1993). Compendium of ongoing projects as of 31 december 1993. UN.
Чикаго маягийн жагсаалтUN. Compendium of Ongoing Projects as of 31 December 1993. NY: UN, 1993.
MLA ишлэлUN. Compendium of Ongoing Projects as of 31 December 1993. UN, 1993.
Warning: These citations may not always be 100% accurate.