APA aipamena

HURD, M. (1995). Formwork For Concrete. American Concrete Institute.

Chicago Style aipamena

HURD, M.K. Formwork For Concrete. American Concrete Institute, 1995.

MLA aipamena

HURD, M.K. Formwork For Concrete. American Concrete Institute, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.