APA (7th ed.) Zitazioa
Karlen, M. (2004). Space planning basics (2nd ed.). John Wiley & Sons.
Chicago Style (17th ed.) Zitazioa
Karlen, Mark. Space Planning Basics. 2nd ed. Hoboken: John Wiley & Sons, 2004.
MLA (9th ed.) Zitazioa
Karlen, Mark. Space Planning Basics. 2nd ed. John Wiley & Sons, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.