Maps.com (Firm) & ebrary, Inc. (2001). Tampa St. Petersburg area. Maps.com.
芝加哥风格引文Maps.com (Firm) 与 Inc ebrary. Tampa St. Petersburg Area. [S.l.]: Maps.com, 2001.
MLA引文Maps.com (Firm) 与 Inc ebrary. Tampa St. Petersburg Area. Maps.com, 2001.
警告：这些引文格式不一定是100％准确.