Keenan, P. (1867). Receipt, To: F. B. Gallagher From: P. Keenan, August 16, 1867.
Čikaški stil citiranja (17. izdanje)Keenan, Patrick. Receipt, To: F. B. Gallagher From: P. Keenan, August 16, 1867. 1867.
MLA način citiranja (8. izdanje)Keenan, Patrick. Receipt, To: F. B. Gallagher From: P. Keenan, August 16, 1867. 1867.
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