TY  - BOOK
ED  - International Baccalaureate Organization.
TI  - Extended essay guide: IB Diploma programme
SN  - 1786681439
U1  - 808.02 
PY  - 2016///
CY  - Geneva
PB  - International Baccalaureate
KW  - Bachillerato internacional
KW  - Guías de estudio
ER  -