Landels, J. G. (1978). Engineering in the ancient world. Berkeley: University of California Press.
Chicago Style aipamenaLandels, John G. Engineering in the Ancient World. Berkeley: University of California Press, 1978.
MLA aipamenaLandels, John G. Engineering in the Ancient World. Berkeley: University of California Press, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.