Creative Computing was one of the earliest magazines covering the microcomputer revolution. Published from 1974 until December 1985.
Classic Computer Magazine Archive - Creative Computing Magazine
Dukedom - Challenging land management game (by Rick Merrill, David Ahl, Lee Schneider, Todd Voros, Vince Talbot, Jamie Hanrahan, Richard Kaapke). Appeared in Creative Computing Magazine volume 6, number 2, february 1980.