TY  - BOOK
AU  - Mitchell, H.Q.
AU  - Malkogianni, Marileni
TI  - English trails: student`s book y workbook 6. 
SN  - 9786180529463
U1  - 428.24 
PY  - 2018///
CY  - Estados Unidos
PB  - Mm Publications, 
KW  - English
KW  - Trails
KW  - Student`s book
KW  - Workbook
N1  - Incluye contents; Let`s communicate - Science maters - Helping out - Planet Earth
ER  -