Cita APA (7th ed.)
ebrary, Inc, & Cappelli, A. (2012). The birth of string theory. Cambridge University Press.
Cita Chicago (17th ed.)
ebrary, Inc, i Andrea Cappelli. The Birth of String Theory. Cambridge: Cambridge University Press, 2012.
Cita MLA (9th ed.)
ebrary, Inc, i Andrea Cappelli. The Birth of String Theory. Cambridge University Press, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.