Παραπομπή APA

Hottes, K., Wever, E., & Weber, H. (1986). Technology and industrial change in Europe. Bochum: Geographisches Institut Ruhr-Universitat Bochum.

Παραπομπή Chicago Style

Hottes, Karlheinz, E. Wever, and Hans-Ulrich Weber. Technology and Industrial Change in Europe. Bochum: Geographisches Institut Ruhr-Universitat Bochum, 1986.

Παραπομπή MLA

Hottes, Karlheinz, E. Wever, and Hans-Ulrich Weber. Technology and Industrial Change in Europe. Bochum: Geographisches Institut Ruhr-Universitat Bochum, 1986.

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