APA aipamena

Blatchford, R. (1982). Openings. LD.: Bell&Hyman.

Chicago Style aipamena

Blatchford, Roy. Openings. LD.: Bell&Hyman, 1982.

MLA aipamena

Blatchford, Roy. Openings. LD.: Bell&Hyman, 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.