APA aipamena

Reverend Harold F. Ryan, S.J., Catholic Authors Collection. William H. Hannon Library.

Chicago Style aipamena

Reverend Harold F. Ryan, S.J., Catholic Authors Collection. William H. Hannon Library.

MLA aipamena

Reverend Harold F. Ryan, S.J., Catholic Authors Collection. William H. Hannon Library.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.