APA (7th ed.) Zitazioa
Ruth, B. (1971). textiles and laundry work. Heinman.
Chicago Style (17th ed.) Zitazioa
Ruth, Beryl. Textiles and Laundry Work. London: Heinman, 1971.
MLA (9th ed.) Zitazioa
Ruth, Beryl. Textiles and Laundry Work. Heinman, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.