Ellard, G. (1956). The Mass in transition. Bruce Pub. Co.
Chicago Style aipamenaEllard, Gerald. The Mass in Transition. Milwaukee: Bruce Pub. Co, 1956.
MLA aipamenaEllard, Gerald. The Mass in Transition. Bruce Pub. Co, 1956.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.