Cita APA (7th ed.)
Zirker, J. B. (2009). The magnetic universe: The elusive traces of an invisible force. Johns Hopkins University Press.
Cita Chicago (17th ed.)
Zirker, Jack B. The Magnetic Universe: The Elusive Traces of an Invisible Force. Baltimore: Johns Hopkins University Press, 2009.
Cita MLA (9th ed.)
Zirker, Jack B. The Magnetic Universe: The Elusive Traces of an Invisible Force. Johns Hopkins University Press, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.