Indonesian Phrasebook and Dictionary by Lonely Planet. Indonesian, or Bahasa Indonesia as it is known to the locals is the official language of the Republic of Indonesia. Indonesian and its closest relative Malay, both developed from Old Malay, an Austronesian language spoken in the kingdom of Srivijaya on the island of Sumatra. Get More From Your Trip with Easy to Find Phrases for Every Travel Situation! Lonely Planet Phrasebooks have been connecting travelers and locals for over a quarter of a century - our phrasebooks and mobile apps cover more than any other publisher!
