Endangered Languages Catalogue Project. Compiled by research teams at University of Hawai'i Mānoa and Institute for Language Information and Technology (LINGUIST List) at Eastern Michigan University . (2012) ·

"Telling and Re-telling: documenting Longgu (an Oceanic language of the Solomon Islands) folkloric stories and procedural narratives over time" HRELP Abstract . Deborah Hill (2012) · http://www.hrelp.org/grants/projects/index.php?projid=272

Ethnologue: Languages of the World, 16th Edition (2009) . (2009) · edited by M. Paul Lewis · SIL International http://www.ethnologue.com/

The World Atlas of Language Structures . (2005) · edited by Bernard Comrie and David Gil and Martin Haspelmath and Matthew S. Dryer · Oxford University Press

Longgu Grammar . Deborah Hill (2011) · Lincom Europa

Longgu ( pp. 538-561 ) . Deborah Hill (2002) · In The Oceanic Languages Curzon Language Family Series · edited by John Lynch and Malcolm Ross and Terry Crowley · Richmond: Curzon

A Grammar of the Language of Longgu, Guadalcanal, British Solomon Islands ( pp. 601-621 ) . W. G. Ivens (1934) · Bulletin of the School of Oriental and African Studies. 7 (3) ·

Longgu ( pp. 538-561 ) . Hill, Deborah (2002) · In The Oceanic Languages edited by Lynch, John and Ross, Malcolm and Crowley, Terry · Curzon

Longgu ( pp. 311-329 ) . Hill, Deborah (1994) · In Semantic and lexical universals edited by Goddard, Cliff and Wierzbicka, Anna · Benjamins