CREATE TABLE table_80368 ("Date" TEXT, "Round" TEXT, "Opponent" TEXT, "Venue" TEXT, "Result" TEXT, "Attendance" FLOAT, "Scorers" TEXT)

Who was in a with opponent St. Johnstone?
SELECT "Scorers" FROM table_80368 WHERE "Venue" = 'a' AND "Opponent" = 'st. johnstone'
SELECT "Scorers" FROM "table_80368" WHERE "Opponent" = 'st. johnstone' AND "Venue" = 'a'