Dyfyniad APA
ebrary, Inc, Thackeray, F. W., & Findling, J. E. (1999). Events that changed the world in the seventeenth century. Greenwood Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Frank W. Thackeray, and John E. Findling. Events That Changed the World in the Seventeenth Century. Westport, Conn.: Greenwood Press, 1999.
Dyfyniad MLA
ebrary, Inc, et al. Events That Changed the World in the Seventeenth Century. Greenwood Press, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.