BEALL, C. (2003). Concrete and masonry databook. McGraw-Hill.
Chicago Style aipamenaBEALL, Christine. Concrete and Masonry Databook. McGraw-Hill, 2003.
MLA aipamenaBEALL, Christine. Concrete and Masonry Databook. McGraw-Hill, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.