Cita APA (7th ed.)
Maps.com (Firm) & ebrary, Inc. (1999). Industrialization and urbanization in Europe, c. 1850. Maps.com.
Cita Chicago (17th ed.)
Maps.com (Firm) i Inc ebrary. Industrialization and Urbanization in Europe, C. 1850. [S.l.]: Maps.com, 1999.
Cita MLA (9th ed.)
Maps.com (Firm) i Inc ebrary. Industrialization and Urbanization in Europe, C. 1850. Maps.com, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.