Landi, D., & Quituisaca, C. Quakers in their contribution to the world and the United States.
Chicago-viite (17. p.)Landi, Daniela, ja Carmen Quituisaca. Quakers in Their Contribution to the World and the United States.
MLA-viite (8. p.)Landi, Daniela, ja Carmen Quituisaca. Quakers in Their Contribution to the World and the United States.
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