Dyfyniad APA

Richards, E. (1998). Mapping time: The calender and its history. Oxford University.

Dyfyniad Arddull Chicago

Richards, E.G. Mapping Time: The Calender and Its History. New York: Oxford University, 1998.

Dyfyniad MLA

Richards, E.G. Mapping Time: The Calender and Its History. Oxford University, 1998.

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