Dirac, P. A. M. (1974). The principles of quantum mechanics (4th ed., rev.). Clarendon Press.
Dyfyniad Arddull ChicagoDirac, P. A. M. The Principles of Quantum Mechanics. 4th ed., rev. Oxford: Clarendon Press, 1974.
Dyfyniad MLADirac, P. A. M. The Principles of Quantum Mechanics. 4th ed., rev. Clarendon Press, 1974.
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