APA-čujuhus (7. p.)
Cyprian, S., & Donna, R. B. (1964). Letters (1-81). Catholic University of America Press, Inc..
Chicago-čujuhus (17. p.)
Cyprian, Saint, juo Rose Bernard Donna. Letters (1-81). Washington, D.C.: Catholic University of America Press, Inc., 1964.
MLA-čujuhus (9. p.)
Cyprian, Saint, juo Rose Bernard Donna. Letters (1-81). Catholic University of America Press, Inc., 1964.
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