APA引文

Ross, C. A. (1984). Geology of coal. Hutchinson ross.

Chicago Edition Citation

Ross, Charles. A. Geology of Coal. Newyork: Hutchinson ross, 1984.

MLA引文

Ross, Charles. A. Geology of Coal. Hutchinson ross, 1984.

警告：這些引文格式不一定是100％准確.