(1987). The New Encyclopaedia Britannica Volume 2 Alphabetic [B-C]. The University of Chicago.
Chicago Style aipamenaThe New Encyclopaedia Britannica Volume 2 Alphabetic [B-C]. The University of Chicago, 1987.
MLA aipamenaThe New Encyclopaedia Britannica Volume 2 Alphabetic [B-C]. The University of Chicago, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.