SELECT ...
FROM a
JOIN b ON ...
JOIN c ON ...
JOIN d ON ...

SELECT  *
FROM    A [INNER/LEFT/RIGHT/OUTER] JOIN
        B   ON  [a/b].IDCols = [a/b].IDCols [INNER/LEFT/RIGHT/OUTER] JOIN
        C   ON  [a/b/c].IDCols = [a/b/c].IDCols