12. World Bank Group. “Doing Business: Dealing with construction permit in Cambodia.” Accessed on 25 February 2016. http://www.doingbusiness.org/data/exploreeconomies/cambodia/dealing-with-construction-permits/
12. ក្រុមការងារធនាគារពិភពលោក.“ការធ្វើពាណិជ្ជកម្ម៖ ដោះស្រាយបញ្ហាច្បាប់ អនុញ្ញាត្តិសាងសង់នៅកម្ពុជា” ចូលអានថ្ងៃទី២៥ កុម្ភៈ ២០១៦។http://www.doingbusiness.org/data/exploreeconomies/cambodia/dealing-with-construction-permits/