APA引文

Maps.com (Firm) & ebrary, Inc. (1999). Asia, c. 1500. Maps.com.

Chicago Style (17th ed.) Citation

Maps.com (Firm) and Inc ebrary. Asia, C. 1500. [S.l.]: Maps.com, 1999.

MLA引文

Maps.com (Firm) and Inc ebrary. Asia, C. 1500. Maps.com, 1999.