<prompt> Translate the following text to SwahiliDetailed descriptions of the basis for other economic valuation methods can be found in Chapter VII of EPAs Heavy-Duty EngineDiesel Fuel RIA U.S.  <response>: Maelezo ya kina ya msingi wa mbinu nyingine za tathmini ya kiuchumi yanaweza kupatikana katika Sura ya VII ya EPA ya Injini nzito ya kazi Diesel Fuel RIA na U.S. 