Não informado. (2002). Business and commercial aviation. Ziff-Davis Publishing.
Chicagoスタイル(17版)引用形式Não informado. Business and Commercial Aviation. New York: Ziff-Davis Publishing, 2002.
MLA(8版)引用形式Não informado. Business and Commercial Aviation. Ziff-Davis Publishing, 2002.
警告: この引用は必ずしも正確ではありません.