APA Edition Citation

Williams, T. I. (1990). Science : invention and discovery in the 20th century / Trevor I. Williams: Invention and discovery in the 20th century. Harrap.

Chicago Edition Citation

Williams, Trevor I. Science : Invention and Discovery in the 20th Century / Trevor I. Williams: Invention and Discovery in the 20th Century. London: Harrap, 1990.

MLA Edition Citation

Williams, Trevor I. Science : Invention and Discovery in the 20th Century / Trevor I. Williams: Invention and Discovery in the 20th Century. Harrap, 1990.

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