Raharja, S.
(2009).
 ANALISIS SOFT SYSTEMS METHODOLOGY (SSM) DALAM PENGELOLAAN DAERAH ALIRAN SUNGAI:  STUDI  PADA SUNGAI CITARUM  JAWA BARAT.
<em>Bumi Lestari, 9</em>(1), 20-29.
Retrieved from <a href="http://103.29.196.112/index.php/blje/article/view/613" target="_new">http://103.29.196.112/index.php/blje/article/view/613</a>