TY - `BOOK` AU - Swanson, Guy Edwin TI - Rules of descent : studies in the sociology of parentage PB - Univ. of Michigan CY - Ann Arbor PY - 1969 LA - eng SE - V, 108 S. T2 - Anthropological papers M1 - 39 CN - 70 B 2107 AN - UBHD-1038563 ER -