Colombo Plan Bureau & Asian and Pacific Skill Development Program. (1991). Directory of training institutions in the Asia-Pacific region. The Colombo Plan Bureau.
芝加哥风格引文Colombo Plan Bureau 与 Asian and Pacific Skill Development Program. Directory of Training Institutions in the Asia-Pacific Region. Sri Lanka: The Colombo Plan Bureau, 1991.
MLA引文Colombo Plan Bureau 与 Asian and Pacific Skill Development Program. Directory of Training Institutions in the Asia-Pacific Region. The Colombo Plan Bureau, 1991.
警告：这些引文格式不一定是100％准确.