TY - BOOK TI - Mathematical models of social and cognitive structures: contributions to the mathematical development of anthropology T2 - Illinois studies in anthropology (University of Illinois Press, Champaign) SN - 0-252-00415-9 U1 - 301.0727 21E PY - 1974/// CY - Champaign PB - University of Illinois Press N1 - Notes bibliogr ER -