APA引文

Singapore Shippping Association. (1975). The constitution of the Singapore Shipping Association. [s.n.

Chicago Style (17th ed.) Citation

Singapore Shippping Association. The Constitution of the Singapore Shipping Association. Singapore: [s.n, 1975.

MLA引文

Singapore Shippping Association. The Constitution of the Singapore Shipping Association. [s.n, 1975.

警告：這些引文格式不一定是100％准確.