TY - BOOK AU - VARADY,David P. TI - Ethnic minorities in urban areas: a case study of racially changing communities SN - 0898380138 U1 - 301.4510420974811 PY - 1979/// CY - Boston PB - M. Nijhoff KW - Residential mobility KW - Pennsylvania KW - Philadelphia N1 - Include Bibliography and index ER -