APA Citation

Whitworth, J. (1841). On an uniform system of screw threads. London: J. Weale.

Chicago Style Citation

Whitworth, Joseph. On an Uniform System of Screw Threads. London: J. Weale, 1841.

MLA Citation

Whitworth, Joseph. On an Uniform System of Screw Threads. London: J. Weale, 1841.

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