Janssen, A. (1955). Prayers for the day. Divine Word Missionary Publications.
Čikaški stil citiranja (17. izdanje)Janssen, Arnold. Prayers for the Day. Techny, Ill.: Divine Word Missionary Publications, 1955.
MLA način citiranja (8. izdanje)Janssen, Arnold. Prayers for the Day. Divine Word Missionary Publications, 1955.
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