The computer nut /
by Betsy Byars ; computer graphics by Guy Byars.
- 1st ed.
- New York : Viking Kestrel, 1984.
- x, 153 p. : ill. ; 22 cm.
Ten-year-old Kate begins a communication exchange on a computer with someone purporting to be from outer space, who says he is going to pay a visit to Earth soon.