Dentistry 3000 | University Library System, University of Pittsburgh. Cambridge University Press.
Cita Chicago (17th ed.)Dentistry 3000 | University Library System, University of Pittsburgh. Cambridge University Press.
Cita MLA (9th ed.)Dentistry 3000 | University Library System, University of Pittsburgh. Cambridge University Press.
Atenció: Aquestes cites poden no estar 100% correctes.