Thornton, R. (1959). British shipping. University Press.
Chicagoスタイル(17版)引用形式Thornton, RH. British Shipping. Cambridge [Eng]: University Press, 1959.
MLA(9版)引用形式Thornton, RH. British Shipping. University Press, 1959.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式