Halzel, Lawrence2016-12-142016-12-1419591959b14641392https://hdl.handle.net/2144/19637Thesis (Ed.D.)--Boston University.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictions.Old ageAn analysis of problems of older people according to sex, age, income and marital statusThesis/Dissertation