TY  - BOOK
AU  - Eccles,Peter J.
TI  - An introduction to mathematical reasoning: numbers, sets, and functions 
SN  - 9780521597180 (pbk.)
PY  - 2007///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Proof theory
N1  - Includes bibliographical references and index
ER  -