APA ציטוט

Hill, D. R. (1984). A history of engineering in classical and medieval times. London: Croom Helm.

Trích dẫn kiểu Chicago

Hill, Donald Routledge. A History of Engineering in Classical and Medieval Times. London: Croom Helm, 1984.

ציטוט MLA

Hill, Donald Routledge. A History of Engineering in Classical and Medieval Times. London: Croom Helm, 1984.