Briefly describes how toilets are used to get rid of waste and how sewage is treated.
- ISBN10 0836808010
- ISBN13 9780836808018
- Publish Date 1 December 1992
- Publish Status Out of Print
- Out of Print 11 December 2011
- Publish Country US
- Imprint Gareth Stevens Inc,US
- Format Paperback
- Language English