TY  - BOOK
AU  - Hendrickson,Dean
AU  - 
TI  - A study of needs for further learning as seen by teachers of secundary school mathematics
AV  - LB1646 E6 E4.3
KW  - Matemáticas
KW  - Estudio y enseñanza (Secundaria)
N2  - En : Rev. school sciencie in mathematics. -- Vol. 57, no. 8 (Dic. 1978); Fotocopia
ER  -