Perkins, P. (1977). Repair, Proctection and Waterproofing of Concrete Structures (3rd ed.). E & FN Spon.
Chicago Style aipamenaPerkins, P.H. Repair, Proctection and Waterproofing of Concrete Structures. 3rd ed. London: E & FN Spon, 1977.
MLA aipamenaPerkins, P.H. Repair, Proctection and Waterproofing of Concrete Structures. 3rd ed. E & FN Spon, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.