(1978). Union guide to photograph collections of the Pacific Northwest. Oregon Historical Society.
Chicagoスタイル(17版)引用形式Union Guide to Photograph Collections of the Pacific Northwest. Oregon Historical Society, 1978.
MLA(8版)引用形式Union Guide to Photograph Collections of the Pacific Northwest. Oregon Historical Society, 1978.
警告: この引用は必ずしも正確ではありません.