General guide to the international baccalaureate :
General guide to the international baccalaureate : examination sessions 1982,1983,1984, prolongation 1985
- Geneva : IBO, 1980.
- 215 p.
OC 373.58 (075.5) (100)=20 1982-85 GUI.
OC 373.58 (075.5) (100)=20 1982-85 GUI.