APA

Institution of civil eengineers, . (1972). Large bored piles:proceedings of the Symposium org. by the Institution of civil engineers and Reinforeed concrete association. London: [S.n.].

Chicago

Institution of civil eengineers, . 1972. Large bored piles:proceedings of the Symposium org. by the Institution of civil engineers and Reinforeed concrete association. London: [S.n.].

Harvard

Institution of civil eengineers, . (1972). Large bored piles:proceedings of the Symposium org. by the Institution of civil engineers and Reinforeed concrete association. London: [S.n.].

MLA

Institution of civil eengineers, . Large bored piles:proceedings of the Symposium org. by the Institution of civil engineers and Reinforeed concrete association. London: [S.n.]. 1972.