ebrary, Inc, & Krenshaw, O. G. (2009). Cruise ship pollution. Nova Science Publishers.
Chicagoスタイル(17版)引用形式ebrary, Inc, , Oliver G. Krenshaw. Cruise Ship Pollution. New York: Nova Science Publishers, 2009.
MLA(9版)引用形式ebrary, Inc, , Oliver G. Krenshaw. Cruise Ship Pollution. Nova Science Publishers, 2009.
警告: この引用は必ずしも正確ではありません.