TY  - BOOK
AU  - Puchta, Herbert
AU  - Gerngross,Günter
AU  - Assirelli,Francesca
TI  - Roberto's backpack
T2  - The Thinking Train
SN  - 9783990453049
U1  - 420 PUC/R 
PY  - 2020///
CY  - Italy
PB  - Helbling Languages
KW  - English Education
KW  - Children's literature
KW  - Reading Books
ER  -