Basic English international second language Authorized by the Orthological Institute and prepared by E.C. Graham. With foreword by L. W. Lockhart.
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
New York
Harcourt
Brace & World, [1968].
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| Gaiak: |