LauraIngallsWilderwroteatotalofeightbooksintheLittleHou...
问题详情：LauraIngallsWilderwroteatotalofeightbooksintheLittleHouseseries.Theyhavebeenconsideredthemostrealisticdescriptions(描述）ofnineteenth-centurylifeontheAmericanfrontier(边界).Thebookshavesoldovers...