Dyfyniad APA

Feynman, R. P. (1995). Six easy pieces: The fundamentals of physics explained. London: Penguin.

Dyfyniad Arddull Chicago

Feynman, Richard P. Six Easy Pieces: The Fundamentals of Physics Explained. London: Penguin, 1995.

Dyfyniad MLA

Feynman, Richard P. Six Easy Pieces: The Fundamentals of Physics Explained. London: Penguin, 1995.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.