International Tunnelling Association. (1986). Tunnelling and Underground Space Technology. Pergamon Press.
Citação do estilo Chicago (17ª ed.)International Tunnelling Association. Tunnelling and Underground Space Technology. Oxford, Inglaterra: Pergamon Press, 1986.
Citação MLA (8ª ed.)International Tunnelling Association. Tunnelling and Underground Space Technology. Pergamon Press, 1986.
警告：這些引文格式不一定是100％准確.