Dyfyniad APA

Calvin, H. C., & Stuart, E. G. (1925). The merchant shipping industry. J. Wiley & Sons, inc.; Chapman & Hall, ltd..

Dyfyniad Arddull Chicago

Calvin, H. C., and E. G. Stuart. The Merchant Shipping Industry. New York : London: J. Wiley & Sons, inc.; Chapman & Hall, ltd., 1925.

Dyfyniad MLA

Calvin, H. C., and E. G. Stuart. The Merchant Shipping Industry. J. Wiley & Sons, inc.; Chapman & Hall, ltd., 1925.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.