Cita APA (7th ed.)

Knauss, H. (1951). Discovering physics. (1951). Addison-Wesley.

Cita Chicago (17th ed.)

Knauss, Harold. Discovering Physics. (1951). Cambridge: Addison-Wesley, 1951.

Cita MLA (9th ed.)

Knauss, Harold. Discovering Physics. (1951). Addison-Wesley, 1951.