Gell-Mann, M. (1997). <O >quark e o jaquar. Gradiva.
Chicago Style (17th ed.) CitationGell-Mann, Murray. <O >quark E O Jaquar. Gradiva, 1997.
Cita MLAGell-Mann, Murray. <O >quark E O Jaquar. Gradiva, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.