Cita APA (7th ed.)
Planck, M. A Survey of Physical Theory. Dover.
Cita Chicago (17th ed.)
Planck, Max. A Survey of Physical Theory. Nueva York, EUA: Dover.
Cita MLA (9th ed.)
Planck, Max. A Survey of Physical Theory. Dover.
Atenció: Aquestes cites poden no estar 100% correctes.