| File Name | Size | Date | |
 | Field_Hygiene_And_Sanitation_FM 21-10_2000.pdf | 2793 KB | 2/14/2003 |
| Thailand_Water-Seal_Privy_Slab_Toilet_2002.pdf | 1374 KB | 8/23/2002 |
| The_Design_Of_Small_Bore_Sewer_Systems_1985.pdf | 5001 KB | 9/20/1999 |
| Unsewered_Toilets_2004.pdf | 1600 KB | 1/22/2004 |
| Unsewered_Toilets_2008.pdf | 1598 KB | 10/8/2008 |