This issue is a variant of Wonder Woman (DC, 1987 series) #22 [Direct].
On-sale date from Amazing Heroes #144.
Story continues in Wonder Woman Annual #1. Wonder Woman discusses an adventure with Steve and Etta with General Hillary, which she will fully relate in Wonder Woman Annual (DC, 1988 series) #1. The orb-and-hooded-woman scenes throughout the issue tie-in to the "Who Is Wonder Girl?" story running in The New Titans (DC, 1988 series) #50-53.