CREATE TABLE table_6774 ("Season" TEXT, "Round" TEXT, "Date" TEXT, "Home" TEXT, "Away" TEXT, "Result" TEXT)

What season had a date of 30 august 1980
SELECT "Season" FROM table_6774 WHERE "Date" = '30 august 1980'
SELECT "Season" FROM "table_6774" WHERE "Date" = '30 august 1980'