Pred, A. (1962). The external relations of cities during industrial revolution: With a case study of Goteborg, Sweden, 1868-1890. DGUC.
Cita Chicago (17th ed.)Pred, Allan. The External Relations of Cities During Industrial Revolution: With a Case Study of Goteborg, Sweden, 1868-1890. Chicago: DGUC, 1962.
Cita MLA (9th ed.)Pred, Allan. The External Relations of Cities During Industrial Revolution: With a Case Study of Goteborg, Sweden, 1868-1890. DGUC, 1962.
Atenció: Aquestes cites poden no estar 100% correctes.