By Fulton, Jennifer..
New York DDC Pub. 2000 .
xii, 382 p. , ESTE LIBRO INCLUYE UN DISCO | At head of title: DDC. | Includes index. | "Cat. no.: Z39"--T.p. verso. 28 cm..
1562437054

By Plumley, Sue..
New York DDC Pub. 1999 .
x, 270 p. , CD-ROM includes : Data File, Internet Simulation, Keyboarding Course [and] Computer Literacy Exercises. | ESTE LIBRO INCLUYE UN DISCO | At head of title: DDC. | Statement of responsibility taken from cover. | Includes index. | "Cat. no.: Z40"--T.p. verso. 28 cm. + 1 computer optical disc (4 3/4 in.).