Ballard, V. G. A. (1921). The influence of the sea on the political history of Japan. London: J. Murray.
Dyfyniad Arddull ChicagoBallard, Vice-Admiral G. A. The Influence of the Sea On the Political History of Japan. London: J. Murray, 1921.
Dyfyniad MLABallard, Vice-Admiral G. A. The Influence of the Sea On the Political History of Japan. London: J. Murray, 1921.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.