TY - BOOK AU - Clark,W.A.V. TI - Human migration T2 - Scientific geography series SN - 0803924879 (pbk.) AV - HB1952 .C58 1986 U1 - 304.8 19 PY - 1986/// CY - Beverly Hills PB - Sage Publications KW - Emigration and immigration KW - Migration, Internal KW - Residential mobility N1 - Bibliography: p. 92-95 ER -