Latvian-Livonian-English Phrase Book - Phrasebook with short description of phonetics by Valda Šuvcāne and Ieva Ernštreite. [Mixed English and Latvian texts] - http://www.eraksti.lv/R013.php?gid=86
The Livonian Language - Description of grammar, phonetics, texts, with audio files in .wav format. - http://homepage.mac.com/uldis/livonia/livlang.html
Wikipedia: Livonian Language - Brief description of one of the most endangered languages in the world. - http://en.wikipedia.org/wiki/Livonian_language