Cita APA (7th ed.)
Arno Zang, O. S. Stress Field of the Earth's Crust. Springer.
Cita Chicago (17th ed.)
Arno Zang, Ove Stephansson. Stress Field of the Earth's Crust. Dordrecht, Holanda: Springer.
Cita MLA (9th ed.)
Arno Zang, Ove Stephansson. Stress Field of the Earth's Crust. Springer.
Atenció: Aquestes cites poden no estar 100% correctes.