Gaya APA
Makarim, C, A. (2002).
Analysis of twenty-six years records of Jakarta fluctuating ground water level .
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Balitbang PU.
Gaya MLA
Makarim, Chaidir, A..
"Analysis of twenty-six years records of Jakarta fluctuating ground water level".
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Balitbang PU,
2002.
Computer Software.