(1991). The Penguin dictionary of physics (2nd ed.). London: Penguin Books.
Trích dẫn kiểu ChicagoThe Penguin Dictionary of Physics. 2nd ed. London: Penguin Books, 1991.
MLA引文The Penguin Dictionary of Physics. 2nd ed. London: Penguin Books, 1991.
警告:這些引文格式不一定是100%准確.