APA (7th ed.) Citation

Dirac, P. (1967). The principles of quantum mechanics / by P.A.M. Dirac (4th ed. rev.). Clarendon.

Chicago Style (17th ed.) Citation

Dirac, P.A.M. The Principles of Quantum Mechanics / by P.A.M. Dirac. 4th ed. rev. Oxford: Clarendon, 1967.

MLA (9th ed.) Citation

Dirac, P.A.M. The Principles of Quantum Mechanics / by P.A.M. Dirac. 4th ed. rev. Clarendon, 1967.

Warning: These citations may not always be 100% accurate.