19.2 รร บ้านกรวด
19-2-%e0%b8%a3%e0%b8%a3-%e0%b8%9a%e0%b9%89%e0%b8%b2%e0%b8%99%e0%b8%81%e0%b8%a3%e0%b8%a7%e0%b8%94