Cita APA

Klemm, F. (1991). A history of Western technology. London: Iowa State University.

Chicago Style Citation

Klemm, Friedrich. A History of Western Technology. London: Iowa State University, 1991.

Cita MLA

Klemm, Friedrich. A History of Western Technology. London: Iowa State University, 1991.

Atenció: Aquestes cites poden no estar 100% correctes.