@inbook{Epp+2013+163+172,
url = {https://doi.org/10.1515/9781400844678-017},
title = {Variables in Mathematics Education},
booktitle = {The Best Writing on Mathematics 2012},
author = {Susanna S. Epp},
editor = {Mircea Pitici},
publisher = {Princeton University Press},
address = {Princeton},
pages = {163--172},
doi = {doi:10.1515/9781400844678-017},
isbn = {9781400844678},
year = {2013},
lastchecked = {2026-05-11}
}