American Bureau of Shipping. (2001). Guide for the class notation eviromental safety (es ): March 2001. New York: The Bureau.
Citación estilo ChicagoAmerican Bureau of Shipping. Guide for the Class Notation Eviromental Safety (es ): March 2001. New York: The Bureau, 2001.
Cita MLAAmerican Bureau of Shipping. Guide for the Class Notation Eviromental Safety (es ): March 2001. New York: The Bureau, 2001.
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