@book{25004, author = {Б.Батдаваа- B.Batdavaa}, title = {Монгол улсын статистикийн эмхэтгэл 2020}, publisher = {"Би Си Ай"ХХК}, year = {2020}, address = {Улаанбаатар:}, url = {https://1212.mn/BookLibraryDownload.ashx?url=Yearbook2020.all_link..pdf&ln=Mn} }