APA (7th ed.) Zitazioa
Kumar, S. (1991). Building construction (19th ed.). Standard Pub.
Chicago Style (17th ed.) Zitazioa
Kumar, Sushil. Building Construction. 19th ed. Delhi: Standard Pub, 1991.
MLA (9th ed.) Zitazioa
Kumar, Sushil. Building Construction. 19th ed. Standard Pub, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.