Dyfyniad APA
Columbus, C., Major, R. H., Taylor, E. G. R., & Jane, L. C. (2010). Select documents illustrating the four voyages of Columbus: Including those contained in R.H. Major's Select letters of Christopher Columbus. Ashgate.
Dyfyniad Arddull Chicago
Columbus, Christopher, Richard Henry Major, E. G. R. Taylor, and Lionel Cecil Jane. Select Documents Illustrating the Four Voyages of Columbus: Including Those Contained in R.H. Major's Select Letters of Christopher Columbus. Surrey: Ashgate, 2010.
Dyfyniad MLA
Columbus, Christopher, et al. Select Documents Illustrating the Four Voyages of Columbus: Including Those Contained in R.H. Major's Select Letters of Christopher Columbus. Ashgate, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.