TY  - BOOK
AB  - John has fallen through a forgotten door to the strange planet Earth and is in great danger. Soon the family who befriends him is in great danger too. Time is running out. He must find the secret passage quickly or he may never get home.
AU  - Key, Alexander,
CN  - PZ7.K51
CN  - PZ7.K51
CY  - New York :
DA  - [1999?], c1965.
ID  - 348283
KW  - Space and time
N1  - "An Apple paperback."
N2  - John has fallen through a forgotten door to the strange planet Earth and is in great danger. Soon the family who befriends him is in great danger too. Time is running out. He must find the secret passage quickly or he may never get home.
PB  - Scholastic,
PP  - New York :
PY  - [1999?], c1965.
SN  - 9780590431309 (pbk.)
SN  - 0590431307 (pbk.)
T1  - The forgotten door /
TI  - The forgotten door /
ER  -