APA Edition Citation

Dirac ,P. A. M. (1991). Principles of quantum mechanics (4th ed.). Oxford University.

Chicago Edition Citation

Dirac ,P. A. M. Principles of Quantum Mechanics. 4th ed. Delhi: Oxford University, 1991.

MLA Edition Citation

Dirac ,P. A. M. Principles of Quantum Mechanics. 4th ed. Oxford University, 1991.

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