Abeles, P. W. (1952). The principles and practice of prestressed concrete. London: Crosby Lockwood & Son.
Παραπομπή Chicago StyleAbeles, P. W.. The Principles and Practice of Prestressed Concrete. London: Crosby Lockwood & Son, 1952.
Παραπομπή MLAAbeles, P. W.. The Principles and Practice of Prestressed Concrete. London: Crosby Lockwood & Son, 1952.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.