3 1 20 Marliana S. Palad Primary Author Maimuna Nonci Additional Author Suhartin Dewi Astuti Additional Author Aminah Muchdar Additional Author St. Maryam Yasin Additional Author Nadira Sennang Additional Author mixed material 22503153 IJSRP 2015 ijsrp.PNG.PNG Marliana S. Palad Additional Author Maimuna Nonci Primary Author Aminah Muchdar Additional Author A. Hasizah Mochtar Additional Author Nurbaya Additional Author Hikmah Additional Author mixed material 19950756 American Eurasian Network for Scientific International 2015 advance-inenv.PNG.PNG Marliana S. Palad Additional Author Kamaruzaman Jusoff Additional Author Reta Additional Author Maimuna Nonci Additional Author Andi Hasizah Mochtar Primary Author Ismaya Parawansa Additional Author M. Saleh. S. Ali Additional Author Rezekie Additional Author Suhartin Dewi Astuti Additional Author Nasruddin Azis Additional Author Aminah Muchdar Additional Author Hikma Additional Author Kasmawati Additional Author Nirwana Additional Author mixed material 18184952 International Digital Organization for Scientific Information 2013 wasi.PNG.PNG