Bell, R. J. T. (1964). Coordinate solid geometry: Being chapters I-IX of "An elementary treatise on coordinate geometry of three dimensions". Macmillan and co., limited.
Dyfyniad Arddull ChicagoBell, Robert John Tainsh. Coordinate Solid Geometry: Being Chapters I-IX of "An Elementary Treatise on Coordinate Geometry of Three Dimensions". London: Macmillan and co., limited, 1964.
Dyfyniad MLABell, Robert John Tainsh. Coordinate Solid Geometry: Being Chapters I-IX of "An Elementary Treatise on Coordinate Geometry of Three Dimensions". Macmillan and co., limited, 1964.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.