@incollection{discovery10000150, publisher = {Routledge}, note = {This paper has been closed as the permission of the publisher has not been verified}, pages = {142--157}, booktitle = {Learning to Teach Mathematics in the Secondary School}, title = {Communicating mathematically}, address = {Abingdon}, year = {2005}, editor = {S. Johnston-Wilder and Peter Johnston-Wilder and D. Pimm and P. Johnston Wilder and J. Wetwell}, author = {Morgan, Candia}, url = {https://discovery.ucl.ac.uk/id/eprint/10000150/}, isbn = {978-0-415-34282-7 (paperback) 978-0-203-48179-0 (electronic)} }