| Type | Book |
| Title | Mother tongue as bridge language of instruction: Policies and experiences in Southeast Asia |
| Author(s) | |
| Publication (Day/Month/Year) | 2009 |
| URL | http://www-wds.worldbank.org/external/default/WDSContentServer/IW3P/IB/2010/08/27/000333037_20100827001316/Rendered/PDF/563290PUB0Box31guage0of0Instruction.pdf#page=24 |
| » | Lao PDR - Census of Population and Housing 2005 |