APA (7th ed.) Citation

Conference on Photography in Engineering London, Royal Photographic Society of Great Britain, & Institution of Mechanical Engineers (Great Britain). (1970). Photography in engineering: A conference arranged by the Royal Photographic Society of Great Britain and the Institution of Mechanical Engineers, 3rd-4th Dec. 1969. Institution of Mechanical Engineers.

Chicago Style (17th ed.) Citation

Conference on Photography in Engineering London, Royal Photographic Society of Great Britain, and Institution of Mechanical Engineers (Great Britain). Photography in Engineering: A Conference Arranged by the Royal Photographic Society of Great Britain and the Institution of Mechanical Engineers, 3rd-4th Dec. 1969. London: Institution of Mechanical Engineers, 1970.

MLA (9th ed.) Citation

Conference on Photography in Engineering London, et al. Photography in Engineering: A Conference Arranged by the Royal Photographic Society of Great Britain and the Institution of Mechanical Engineers, 3rd-4th Dec. 1969. Institution of Mechanical Engineers, 1970.