Delany, S. P., & Grafton, C. C. (1906). Difficulties of faith. The Young Churchman Co..
Čikaški stil citiranja (17. izdanje)Delany, Selden Peabody, i Charles C. Grafton. Difficulties of Faith. Milwaukee, Wis.: The Young Churchman Co., 1906.
MLA način citiranja (8. izdanje)Delany, Selden Peabody, i Charles C. Grafton. Difficulties of Faith. The Young Churchman Co., 1906.
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