APA引文

SUTOPO, A. (1998). English for civil engineering. 1. LC UMS.

Chicago Style (17th ed.) Citation

SUTOPO, Anam. English for Civil Engineering. 1. Surakarta: LC UMS, 1998.

MLA引文

SUTOPO, Anam. English for Civil Engineering. 1. LC UMS, 1998.

警告：這些引文格式不一定是100％准確.