Bird, R. J. (1969). Co-ordinate location tables: Cartesian (x,y) ordinates of equispaced points on circles, intended for use particularly with numerically controlled machines. Machinery Publishing.
Chicago Style (17th ed.) CitationBird, R. J. Co-ordinate Location Tables: Cartesian (x,y) Ordinates of Equispaced Points on Circles, Intended for Use Particularly with Numerically Controlled Machines. Brighton: Machinery Publishing, 1969.
MLA (9th ed.) CitationBird, R. J. Co-ordinate Location Tables: Cartesian (x,y) Ordinates of Equispaced Points on Circles, Intended for Use Particularly with Numerically Controlled Machines. Machinery Publishing, 1969.
Warning: These citations may not always be 100% accurate.