Mary Charlotte, S., Mary Brendan, S., & Synon, M. (1951). A book of friendliness: A collection of the prose and poetry which has helped to better the world. Ginn.
Παραπομπή σε μορφή Chicago (17η εκδ.)Mary Charlotte, Sister, Sister Mary Brendan, και Mary Synon. A Book of Friendliness: A Collection of the Prose and Poetry Which Has Helped to Better the World. Boston: Ginn, 1951.
Παραπομπή σε μορφή MLA (8th εκδ.)Mary Charlotte, Sister, et al. A Book of Friendliness: A Collection of the Prose and Poetry Which Has Helped to Better the World. Ginn, 1951.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.