APA-referens (7:e uppl.)

(1974). Management and operations of Singapore Bus Service Ltd: Report of Government team of officials. s.n..

Chicago-referens (17:e uppl.)

Management and Operations of Singapore Bus Service Ltd: Report of Government Team of Officials. [Singapore: s.n., 1974.

MLA-referens (8:e uppl.)

Management and Operations of Singapore Bus Service Ltd: Report of Government Team of Officials. s.n., 1974.