Bragg, W. (1933). The Universe of Light. New York: Dover Publicatrions.
Trích dẫn kiểu ChicagoBragg, William. The Universe of Light. New York: Dover Publicatrions, 1933.
MLA引文Bragg, William. The Universe of Light. New York: Dover Publicatrions, 1933.
警告：這些引文格式不一定是100％准確.