APA-čujuhus (7. p.)
ebrary, Inc, & Krenshaw, O. G. (2009). Cruise ship pollution. Nova Science Publishers.
Chicago-čujuhus (17. p.)
ebrary, Inc, juo Oliver G. Krenshaw. Cruise Ship Pollution. New York: Nova Science Publishers, 2009.
MLA-čujuhus (9. p.)
ebrary, Inc, juo Oliver G. Krenshaw. Cruise Ship Pollution. Nova Science Publishers, 2009.
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