(1967). Dutch Harbor. Budapest : National Office of Lands & Mapping.
Chicagoスタイル(17版)引用形式Dutch Harbor. Budapest : National Office of Lands & Mapping, 1967.
MLA(9版)引用形式Dutch Harbor. Budapest : National Office of Lands & Mapping, 1967.
警告: この引用は必ずしも正確ではありません.