This issue has variants.
On-sale date from copyright registration.
Inside front cover. Letters from Peter Sturman, David L. Kelly, Peter R. Herstedt, and Alfonso Limone.
1) Story title from The Comic Reader #193. 2) This story is likely leftover inventory from Plas's run in Adventure Comics, which ended in December of 1980, a year earlier.
Inside back cover with a Fred Hembeck strip featuring Woozy Winks and Plastic Man.