Cita APA (7th ed.)
Prestreessed concrete structures / Komendant, August E: McGraw Hill.
Cita Chicago (17th ed.)
Prestreessed Concrete Structures / Komendant, August E: McGraw Hill.
Cita MLA (9th ed.)
Prestreessed Concrete Structures / Komendant, August E: McGraw Hill.
Atenció: Aquestes cites poden no estar 100% correctes.