APA-Zitierstil (7. Ausg.)

Idorn, G. M. (1997). Concrete progress: From antiquity to third millenium. Telford.

Chicago-Zitierstil (17. Ausg.)

Idorn, Gunnar M. Concrete Progress: From Antiquity to Third Millenium. London: Telford, 1997.

MLA-Zitierstil (9. Ausg.)

Idorn, Gunnar M. Concrete Progress: From Antiquity to Third Millenium. Telford, 1997.