TY  - BOOK
AU  - Wahlstrom, Kyla L.
CN  - RJ496.I6
CN  - RJ496.I6
CY  - Bloomington, Ind., U.S.A. :
DA  - c1999.
ID  - 233887
KW  - Teenagers
KW  - Teenagers
KW  - School attendance.
PB  - Phi Delta Kappa Educational Foundation,
PP  - Bloomington, Ind., U.S.A. :
PY  - c1999.
SN  - 0873678176 (pbk.)
T1  - Adolescent sleep needs and school starting times /
TI  - Adolescent sleep needs and school starting times /
ER  -