(2006). 50 Jahre: Rotary Club Flensburg 1956-2006 / Rotary Club Flensburg. Rotary Club.
Čikaški stil citiranja (17. izdanje)50 Jahre: Rotary Club Flensburg 1956-2006 / Rotary Club Flensburg. Flensburg: Rotary Club, 2006.
MLA način citiranja (8. izdanje)50 Jahre: Rotary Club Flensburg 1956-2006 / Rotary Club Flensburg. Rotary Club, 2006.
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