Deprecated: Creation of dynamic property WhichBrowser\Analyser\Header\Useragent::$data is deprecated in /home/ftunma/public_html/e-library/plugins/visitorwebcounter/vendor/whichbrowser/parser/src/Analyser/Header/Useragent.php on line 11
Deprecated: Creation of dynamic property WhichBrowser\Analyser\Header\Useragent::$options is deprecated in /home/ftunma/public_html/e-library/plugins/visitorwebcounter/vendor/whichbrowser/parser/src/Analyser/Header/Useragent.php on line 12
Gaya APA
Entjang, I.(2000).Ilmu Kesehatan Masyarakat .Bandung:Bandung,Citra Aditya Bakti.