Sugih Arti, Endang, and Dini Wagini. “Kajian Pelayanan Pelaksanaan On The Job Trainining (OJT) Taruna Di Politeknik Penerbangan Indonesia Curug Tangerang”. Langit Biru: Jurnal Ilmiah Aviasi 13, no. 3 (November 17, 2020): 9 - 14. Accessed February 25, 2021. http://journal.ppicurug.ac.id/index.php/jurnal-langit-biru/article/view/345.