"Superman created by Jerry Siegel and Joe Shuster - Supergirl based on characters created by Jerry Siegel and Joe Shuster - Superboy created by Jerry Siegel. By special arrangement with the Jerry Siegel family"
"Originally published in single magazine form in Action Comics 1047-1050, Superman: Son of Kal-El 16-18, Superman: Kal-El Returns Special 1"--Indicia.