Dyfyniad APA

Dreyer, J. L. E. (1953). A history of astronomy from Thales to Kepler: Formerly titled History of the planetary systems from Thales to Kepler. Dover Publications.

Dyfyniad Arddull Chicago

Dreyer, J. L. E. A History of Astronomy from Thales to Kepler: Formerly Titled History of the Planetary Systems from Thales to Kepler. [New York]: Dover Publications, 1953.

Dyfyniad MLA

Dreyer, J. L. E. A History of Astronomy from Thales to Kepler: Formerly Titled History of the Planetary Systems from Thales to Kepler. Dover Publications, 1953.

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