CREATE TABLE table_68372 ("Nationality" CLOB, "Position" CLOB, "Leeds career" CLOB, "Appearances" FLOAT, "Goals" FLOAT)

What position does the Wales player who made more than 167 appearances, had more than 0 goals, and had a Leeds career from 1977 1982 play?
SELECT "Position" FROM table_68372 WHERE "Appearances" > '167' AND "Nationality" = 'wales' AND "Goals" > '0' AND "Leeds career" = '1977–1982'
SELECT "Position" FROM "table_68372" WHERE "Appearances" > '167' AND "Goals" > '0' AND "Leeds career" = '1977–1982' AND "Nationality" = 'wales'