por Cross, Hardy, 1885-1959 [compilador] | Newmark, Nathan Mortimore, 1910-1981 [prologuista] | University of Illinois (Sistema).
por University Of Illinois Conference On Computer Graphics (2 : 1969) | Nievergelt, Jurg [editor] | Faiman, Michael, 1935- [editor] | University of Illinois (Sistema).
por Bauer, Henry H [autor] | University of Illinois (Sistema).
por Hognestad, Eivind [autor] | University of Illinois (Sistema).