IELTS :
Mamas,. Lawrence.
IELTS : the vocabulary files : English usage intermediate : teacher's book : level b1 / Lawrence Mamas, Andrew Betsis. - United Kingdom : Global ELT. - 63 p. : ill. ; 29 cm. - The Council of Europe's Common European Framework .
score: 4.0-4.5 - 5.0.
9781904663423
English language--usage.
IELTS : the vocabulary files : English usage intermediate : teacher's book : level b1 / Lawrence Mamas, Andrew Betsis. - United Kingdom : Global ELT. - 63 p. : ill. ; 29 cm. - The Council of Europe's Common European Framework .
score: 4.0-4.5 - 5.0.
9781904663423
English language--usage.