http://poltekba.ac.id/website/wp-content/themes/osmosis/images/empty/thumbnail.jpg 150 150 Politeknik Negeri Balikpapan Politeknik Negeri Balikpapan http://poltekba.ac.id/website/wp-content/themes/osmosis/images/empty/thumbnail.jpg 19 December 2017 19 December 2017