Graedel, T. (1996). Design for environment. Prentice-Hall.
Chicago Style aipamenaGraedel, T.E. Design for Environment. Prentice-Hall, 1996.
MLA aipamenaGraedel, T.E. Design for Environment. Prentice-Hall, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.