Bangkok (Thailand). K̨ōng Khūapkhum læ Čhatkān Khunnaphāp Singw̄ætl̨ōm. (2001). Rāingān sathānakān khunnaphāp singw̄ætl̨ōm kh̨ōng Krung Thēp Mahā Nakh̨ōn, 2544 =: Bangkok, state of the environment, 2001. K̨ōng Khūapkhum læ Čhatkān Khunnaphāp Singw̄ætl̨ōm, Samnak Palat Krung Thēp Mahā Nakh̨ōn.
Chicago-referens (17:e uppl.)Bangkok (Thailand). K̨ōng Khūapkhum læ Čhatkān Khunnaphāp Singw̄ætl̨ōm. Rāingān Sathānakān Khunnaphāp Singw̄ætl̨ōm Kh̨ōng Krung Thēp Mahā Nakh̨ōn, 2544 =: Bangkok, State of the Environment, 2001. Krung Thēp: K̨ōng Khūapkhum læ Čhatkān Khunnaphāp Singw̄ætl̨ōm, Samnak Palat Krung Thēp Mahā Nakh̨ōn, 2001.
MLA-referens (8:e uppl.)Bangkok (Thailand). K̨ōng Khūapkhum læ Čhatkān Khunnaphāp Singw̄ætl̨ōm. Rāingān Sathānakān Khunnaphāp Singw̄ætl̨ōm Kh̨ōng Krung Thēp Mahā Nakh̨ōn, 2544 =: Bangkok, State of the Environment, 2001. K̨ōng Khūapkhum læ Čhatkān Khunnaphāp Singw̄ætl̨ōm, Samnak Palat Krung Thēp Mahā Nakh̨ōn, 2001.