Superman, Vol. 40, No. 329
Cover date: November 1978
Cover artists: Ross Andru and Dick Giordano
"I Have Met The Enemy... And He Is Me!"
Writer: Martin Pasko
Penciller: Curt Swan
Inker: Frank Chiaramonte
Colorist: Adrienne Roy
Letterer: Jean Simek
Editor: Julius Schwartz
Plot: Superman, while trying to figure out how to stop the Kryptonoid before it conquers the entire world, discovers a tragic secret about the creature that could give him just the break he needs in order to defeat it.