Extended essay guide :
Extended essay guide : first examination organization /
- Buenos Aires : International Baccalaureate Organization, 2007
- 180 p. : 30 cm.
Essay.
PE 1471 / .Ex96 2007
IB 808.4 / EXT 2007
Essay.
PE 1471 / .Ex96 2007
IB 808.4 / EXT 2007