Feynman, R. P., Leighton, R. B., Sands, M., & Davies, P. C. W. (1995). Six easy pieces: Essentials of physics, explained by its most brilliant teacher. Helix Books.
Chicago Style (17th ed.) CitationFeynman, Richard Phillips, Robert B. Leighton, Matthew Sands, and P. C. W. Davies. Six Easy Pieces: Essentials of Physics, Explained by Its Most Brilliant Teacher. Reading: Helix Books, 1995.
MLA (9th ed.) CitationFeynman, Richard Phillips, et al. Six Easy Pieces: Essentials of Physics, Explained by Its Most Brilliant Teacher. Helix Books, 1995.
Warning: These citations may not always be 100% accurate.