Dòng Nội dung
1
2
Hotline intermediate. : Student's book / Tom Hutchinson
Oxford : Oxford University Press, 1994.
126 tr. ; 30 cm.



3
Let's chant let's sing 2 / Carolyn Graham.
New-York : Oxford University Press, cop., 1995.
42 tr. ; 30 cm.



4
Let's chant let's sing 5 / Carolyn Graham.
New-York : Oxford University Press, cop., 1998.
44 tr. ; 30 cm.



5
Let's chant let's sing 6 / Carolyn Graham.
New-York : Oxford University Press, cop., 1999.
44 tr. ; 30 cm.