Phd Dissertation Problems of Sense and Problems of Scale: An Ethnographic Study of Arithmetic in Everyday Life Publication Date January 1, 1987 Author(s) Olivia De La Rocha View Phd Dissertation Suggested Citation Olivia Lorryne De La Rocha (1987) Problems of Sense and Problems of Scale: An Ethnographic Study of Arithmetic in Everyday Life. Ph.D.. University of California, Irvine. Available at: https://uci.primo.exlibrisgroup.com/permalink/01CDL_IRV_INST/u4evf/cdi_proquest_miscellaneous_60949624.