刘明 & 谭其飞. 国际标准职业分类: International standard classification of occupations. 劳动人事出版社.
Dyfyniad Arddull Chicago刘明 and 谭其飞. 国际标准职业分类: International Standard Classification of Occupations. 劳动人事出版社.
Dyfyniad MLA刘明 and 谭其飞. 国际标准职业分类: International Standard Classification of Occupations. 劳动人事出版社.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.