International Tunnelling Association. (1986). Tunnelling and Underground Space Technology. Pergamon Press.
Chicago Style (17. basım) AtıfInternational Tunnelling Association. Tunnelling and Underground Space Technology. Oxford, Inglaterra: Pergamon Press, 1986.
MLA (8th ed.) AtıfInternational Tunnelling Association. Tunnelling and Underground Space Technology. Pergamon Press, 1986.
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