APA (7th ed.) Citation

Heisenberg, W. (1949). The physical principles of the quantum theory. Dover.

Chicago Style (17th ed.) Citation

Heisenberg, Werner. The Physical Principles of the Quantum Theory. Nueva York: Dover, 1949.

MLA (9th ed.) Citation

Heisenberg, Werner. The Physical Principles of the Quantum Theory. Dover, 1949.