United nations library Geneva. (1997). Monthly Bibliography: Books, official documents, seriials. Nastions Unies.
Чикаго маягийн жагсаалтUnited nations library Geneva. Monthly Bibliography: Books, Official Documents, Seriials. USA: Nastions Unies, 1997.
MLA ишлэлUnited nations library Geneva. Monthly Bibliography: Books, Official Documents, Seriials. Nastions Unies, 1997.
Warning: These citations may not always be 100% accurate.