Proceedings :
London, 15th, 16th, and 17th July, 1959.

APA Citation

Symposium on Shaft Sinking and Tunneling, (. : London)., Institution of Mining Engineers (Great Britain). (1960). Proceedings: London, 15th, 16th, and 17th July, 1959. London: Institution of Mining Engineers.

MLA Citation

Symposium on Shaft Sinking and Tunneling, (1959 : London), and Institution of Mining Engineers (Great Britain). Proceedings: London, 15th, 16th, And 17th July, 1959. London: Institution of Mining Engineers, 1960.