This is one of 10 issues under the banner "DC Silver Age Classics". They reprinted classic comics of the Silver Age. They had no numbers or publication dates in the indicia.
Some sources credit Joe Giella with the cover inking, including including 80-Page Giant Green Lantern Annual (1998). The cover is signed with a K over G, which at this time meant that Gil Kane did the inking also. The Schwartz pay records also list solely Gil Kane on this cover. Art Spotters Bob Bailey, Michael Evans, David Bachman and Gene Reed all agree that it is Gil Kane inks. Schwartz pay records provided by DC Comics.
Reprinting the Intro and Origin of Silver Age Green Lantern.