APA (7th ed.) Citation

Marshall, W. T., & Nelson, H. M. (1969). Structures: SI units. Pitman.

Chicago Style (17th ed.) Citation

Marshall, W. T., and H. M. Nelson. Structures: SI Units. London: Pitman, 1969.

MLA (9th ed.) Citation

Marshall, W. T., and H. M. Nelson. Structures: SI Units. Pitman, 1969.

Warning: These citations may not always be 100% accurate.