APA (7th ed.) Citation

Feynman, R. P. (1994). Six easy pieces: Essentials of physics, explained by its most brilliant teacher]. Helix Books.

Chicago Style (17th ed.) Citation

Feynman, Richard Phillips. Six Easy Pieces: Essentials of Physics, Explained by Its Most Brilliant Teacher]. Reading, Mass: Helix Books, 1994.

MLA (9th ed.) Citation

Feynman, Richard Phillips. Six Easy Pieces: Essentials of Physics, Explained by Its Most Brilliant Teacher]. Helix Books, 1994.