(1968). Sermon notes for World Communications Day: May 26, 1968. [publisher not identified].
Čikaški stil citiranja (17. izdanje)Sermon Notes for World Communications Day: May 26, 1968. [Place of publication not identified]: [publisher not identified], 1968.
MLA način citiranja (8. izdanje)Sermon Notes for World Communications Day: May 26, 1968. [publisher not identified], 1968.
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