Shaeffer, R. (2002). Elementary structures for architects and builders. Prentice Hall.
Chicago Style aipamenaShaeffer, R.E. Elementary Structures for Architects and Builders. Prentice Hall, 2002.
MLA aipamenaShaeffer, R.E. Elementary Structures for Architects and Builders. Prentice Hall, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.