Rucker, R. (1977). Geometry, relativity and the fourth dimension. Dover publications.
Dyfyniad Arddull ChicagoRucker, R.B. Geometry, Relativity and the Fourth Dimension. New York: Dover publications, 1977.
Dyfyniad MLARucker, R.B. Geometry, Relativity and the Fourth Dimension. Dover publications, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.