TY  - BOOK
AU  - Servais,W.
AU  - Varga,T.
TI  - Teaching school mathematics
AV  - QA11 TEA 
PY  - 0000///(Date of publication not identified)
PB  - Penguin Education
KW  - Mathematics
KW  - Study and teaching (Secondary)
N1  - A Unesco source book; Includes bibliographical references and index
ER  -