Dirac,P.A.M. (1930). The Principles of Quantum Mechanics (4th.). OUP.
Dyfyniad Arddull ChicagoDirac,P.A.M. The Principles of Quantum Mechanics. 4th. Calcutta: OUP, 1930.
Dyfyniad MLADirac,P.A.M. The Principles of Quantum Mechanics. 4th. OUP, 1930.
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