Não informado. (1978). Resources and energy. North Holland Publishing.
Chicagoスタイル(17版)引用形式Não informado. Resources and Energy. Amsterdam: North Holland Publishing, 1978.
MLA(8版)引用形式Não informado. Resources and Energy. North Holland Publishing, 1978.
警告: この引用は必ずしも正確ではありません.