ภาระงานที่ 4

ที่มา https://www.google.co.th/search?hl=th&q=%E0%B9%80%E0%B8%84%E0%B8%A3%E0%B8%B7%E0%B9%88%E0%B8%AD%E0%B8%87%E0%B8%AB%E0%B8%A1%E0%B8%B2%E0%B8%A2%E0%B8%97%E0%B8%B2%E0%B8%87%E0%B8%9E%E0%B8%B1%E0%B8%99%E0%B8%98%E0%B8%B8%E0%B8%81%E0%B8%A3%E0%B8%A3%E0%B8%A1&bav=on.2,or.r_gc.r_pw.r_qf.&biw=1366&bih=667&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=a8ZVULrJOdHQrQe50IHQCQ

ที่มาhttps://www.google.co.th/search?hl=th&q=%E0%B9%80%E0%B8%84%E0%B8%A3%E0%B8%B7%E0%B9%88%E0%B8%AD%E0%B8%87%E0%B8%AB%E0%B8%A1%E0%B8%B2%E0%B8%A2%E0%B8%97%E0%B8%B2%E0%B8%87%E0%B8%9E%E0%B8%B1%E0%B8%99%E0%B8%98%E0%B8%B8%E0%B8%81%E0%B8%A3%E0%B8%A3%E0%B8%A1&bav=on.2,or.r_gc.r_pw.r_qf.&biw=1366&bih=667&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=a8ZVULrJOdHQrQe50IHQCQ

ที่มาhttps://www.google.co.th/search?hl=th&q=%E0%B9%80%E0%B8%84%E0%B8%A3%E0%B8%B7%E0%B9%88%E0%B8%AD%E0%B8%87%E0%B8%AB%E0%B8%A1%E0%B8%B2%E0%B8%A2%E0%B8%97%E0%B8%B2%E0%B8%87%E0%B8%9E%E0%B8%B1%E0%B8%99%E0%B8%98%E0%B8%B8%E0%B8%81%E0%B8%A3%E0%B8%A3%E0%B8%A1&bav=on.2,or.r_gc.r_pw.r_qf.&biw=1366&bih=667&um=1&ie=UTF-8&tbm=isch&source=og&sa=N&tab=wi&ei=a8ZVULrJOdHQrQe50IHQCQ#um=1&hl=th&tbm=isch&sa=1&q=%E0%B8%9B%E0%B8%A3%E0%B8%B2%E0%B8%81%E0%B8%8E%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%93%E0%B9%8C%E0%B8%84%E0%B8%AD%E0%B8%82%E0%B8%A7%E0%B8%94&oq=%E0%B8%9B%E0%B8%A3%E0%B8%B2%E0%B8%81%E0%B8%8E%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%93%E0%B9%8C%E0%B8%84%E0%B8%AD&gs_l=img.1.1.0i24l2.613242.633692.0.635880.12.12.0.0.0.0.930.6877.2-2j1j1j4j4.12.0...0.0...1c.1.aurYIZ6apss&pbx=1&bav=on.2,or.r_gc.r_pw.r_qf.&fp=c8de44c8f7c157b4&biw=1366&bih=667