At head of title: Superman.
"Superman created by Jerry Siegel and Joe Shuster".
"Batman created by Bob Kane".
"Wonder Woman created by William Moulton Marston".
"Swamp Thing created by Len Wein and Bernie Wrightson".
"Originally published as Superman Annual 11, DC Comics Presents 85, Superman 423 and Action Comics 583"--T.p. verso.