Maps.com (Firm) & ebrary, Inc. (1997). Hong Kong central district. Maps.com.
芝加哥风格引文Maps.com (Firm) 与 Inc ebrary. Hong Kong Central District. [S.l.]: Maps.com, 1997.
MLA引文Maps.com (Firm) 与 Inc ebrary. Hong Kong Central District. Maps.com, 1997.
警告：这些引文格式不一定是100％准确.