Nov 1977
$1.50 Cover Price
0-345-27492-X
Nov 1977 Hardcover
$1.50 Cover Price
0-345-27492-X

May 1980
$2.50 Cover Price
0-9604146-0-6

Nov 1981
$2.50 Cover Price
0-9604146-8-1

Oct 1982
$1.75 Cover Price
0-939766-14-0

May 1983
$2.50 Cover Price
0-939766-58-2