De Ungria, R. M. (2001). The light smiling outside shut windows.
芝加哥风格引文De Ungria, Ricardo M. The Light Smiling Outside Shut Windows. Pasig City, Anvil Publishing, 2001.
MLA引文De Ungria, Ricardo M. The Light Smiling Outside Shut Windows. 2001.
警告：这些引文格式不一定是100％准确.