BUREAU OF INDIAN STANDARDS. (2014). IS 456: 2000 PLAIN AND REINFORCED CONCRETE CODE OF PRACTICE (4TH REVISION.). BUREAU OF INDIAN STANDARDS.
Chicago Style aipamenaBUREAU OF INDIAN STANDARDS. IS 456: 2000 PLAIN AND REINFORCED CONCRETE CODE OF PRACTICE. 4TH REVISION. NEW DELHI: BUREAU OF INDIAN STANDARDS, 2014.
MLA aipamenaBUREAU OF INDIAN STANDARDS. IS 456: 2000 PLAIN AND REINFORCED CONCRETE CODE OF PRACTICE. 4TH REVISION. BUREAU OF INDIAN STANDARDS, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.