APA (7th ed.) Citation

Dirac, P. A. M. (1971). The development of quantum theory: J. Robert Oppenheimer memorial prize acceptance speech. Gordon & Breach Science Publishers.

Chicago Style (17th ed.) Citation

Dirac, P. A. M. The Development of Quantum Theory: J. Robert Oppenheimer Memorial Prize Acceptance Speech. New York: Gordon & Breach Science Publishers, 1971.

MLA (9th ed.) Citation

Dirac, P. A. M. The Development of Quantum Theory: J. Robert Oppenheimer Memorial Prize Acceptance Speech. Gordon & Breach Science Publishers, 1971.