APA Citation

Feynman, R. P. (1990). QED: The strange theory of light and matter. London: Penguin.

Chicago Style Citation

Feynman, Richard P. QED: The Strange Theory of Light and Matter. London: Penguin, 1990.

MLA Citation

Feynman, Richard P. QED: The Strange Theory of Light and Matter. London: Penguin, 1990.

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