International Maritime Organization,5 Politeknik Ilmu Pelayaran,4 Cornell Maritime Press,3 Deepublish,3 Yayasan Corps Alumni Akademi Ilmu Pelayaran,2 The Nautical Institute,2 BHRATARA KARYA AKSARA,2 Kementrian Perhubungan BPSDM Perhubungan Politeknik Ilmu Pelayaran Makassar,1 Kementrian Perhubungan Politeknik Ilmu Pelayaran Makassar,1 Cavendish Publishing,1 The Institute of Marine Emgineers,1 Corps Perwira Pelayaran Besar,1 Reflika Aditama,1 World Health Organization,1 Departemen Perhubungan,1 Pitman Publishing Pty, Ltd,1 Alk & Heijnen Publishers,1 Witherby & Company Limited,1 Mrs prema Subramaniam,1 Kementrian Perhubungan Badan Pengembangan Sdm Perhubungan Laut,1