Gaya APA
Potter, P. (:).
Joseph Houldsworth Oldham, 1874-1969. Dlm: Ecumenical pilgrims.Ed.by Ion Bria & Dagmar Heller.1995, Geneva. .
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Gaya MLA
Potter, Philip.
"Joseph Houldsworth Oldham, 1874-1969. Dlm: Ecumenical pilgrims.Ed.by Ion Bria & Dagmar Heller.1995, Geneva.".
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Majalah.