International Tunnelling Association. (1986). Tunnelling and Underground Space Technology. Pergamon Press.
Čikaški stil citiranja (17. izdanje)International Tunnelling Association. Tunnelling and Underground Space Technology. Oxford, Inglaterra: Pergamon Press, 1986.
MLA način citiranja (8. izdanje)International Tunnelling Association. Tunnelling and Underground Space Technology. Pergamon Press, 1986.
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