TY  - BOOK
T1  - Teaching in the middle and secondary schools :planning for competence /
DA  - c1988.
CY  - New York :
CY  - London :
AU  - Callahan, Joseph F.
AU  - Clark, Leonard H.
ET  - 3rd ed.
CN  - LB1737.U6
CN  - LB1737.U6
PB  - Macmillan ;
PB  - Collier Macmillan,
PP  - New York :
PP  - London :
PY  - c1988.
ID  - 138262
KW  - High school teaching
KW  - Middle schools
SN  - 0023182105 (pbk.)
TI  - Teaching in the middle and secondary schools :planning for competence /
ER  -