Copeland, M. S. (1992). Labor Issues in Pittsburgh: Theology in the Factory. Proceedings of the Catholic Theological Society of America, 47, 122.
Παραπομπή σε μορφή Chicago (17η εκδ.)Copeland, M. Shawn. "Labor Issues in Pittsburgh: Theology in the Factory." Proceedings of the Catholic Theological Society of America 47 (1992): 122.
Παραπομπή σε μορφή MLA (9th εκδ.)Copeland, M. Shawn. "Labor Issues in Pittsburgh: Theology in the Factory." Proceedings of the Catholic Theological Society of America, vol. 47, 1992, p. 122.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.
