Forbes, R. J. (1965). Studies in Ancient Technology. Vol. 2. Irrigation and Drainage. Power. Land Transport and Road-building. The Coming of the Camel. Second ed.
Chicago-Zitierstil (17. Ausg.)Forbes, R. J. Studies in Ancient Technology. Vol. 2. Irrigation and Drainage. Power. Land Transport and Road-building. The Coming of the Camel. Second Ed. Leiden, 1965.
MLA-Zitierstil (8. Ausg.)Forbes, R. J. Studies in Ancient Technology. Vol. 2. Irrigation and Drainage. Power. Land Transport and Road-building. The Coming of the Camel. Second Ed. 1965.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.