TY  - BOOK
AU  - Henderson,Archibald
TI  - The teaching of geometry,
AV  - QA461 .H4
PY  - 1920///
CY  - Chapel Hill, N.C.
PB  - [The University]
KW  - Geometry
KW  - Study and teaching
N1  - "Bibliographical note": p.48-49
ER  -