Knuth, Donald Ervin (1938- ). The METAFONTbook / Donald E. Knuth ; ill. by Duane Bibby. - Reading, Mass. : Addison-Wesley, 1993. - [2], XI, [1], 361 s. : il. ; 25 cm. - Computers & Typesetting ; C . - Knuth, Donald Ervin (1938- ). Computers & typesetting C . ISBN: 0201134454