APA Edition Citation

Dirac, P. A. M. (1974). The principles of quantum mechanics (4th ed., rev.). Clarendon Press.

Chicago Edition Citation

Dirac, P. A. M. The Principles of Quantum Mechanics. 4th ed., rev. Oxford: Clarendon Press, 1974.

MLA Edition Citation

Dirac, P. A. M. The Principles of Quantum Mechanics. 4th ed., rev. Clarendon Press, 1974.