UNSPECIFIED, e. (2023). Erosion and land slips File no.261. UNSPECIFIED.
Chicagoスタイル(17版)引用形式UNSPECIFIED, ed. Erosion and Land Slips File No.261. UNSPECIFIED, 2023.
MLA(9版)引用形式UNSPECIFIED, ed. Erosion and Land Slips File No.261. UNSPECIFIED, 2023.
警告: この引用は必ずしも正確ではありません.