Não informado. (2020). Memoirs of the Geological Survey of Great Britain. Her Majesty's Stationery Office.
Chicagoスタイル(17版)引用形式Não informado. Memoirs of the Geological Survey of Great Britain. London: Her Majesty's Stationery Office, 2020.
MLA(8版)引用形式Não informado. Memoirs of the Geological Survey of Great Britain. Her Majesty's Stationery Office, 2020.
警告: この引用は必ずしも正確ではありません.