Dòng Nội dung
1
Loud and clear / Rosemary Aitken
Hongkong : Nelson, 1983
47 p. ; 25 cm.
2
Loud and Clear : skill of listening : teacher's book / Rosemry Aitken.
Edinburgh : Thomas Nelson and Sons, 1983
3
Overtones : Pre - intermediate / Rosemary Aitken.
Hong Kong : Nelson, 1985.
47 p. : pictures ; 25 cm.
4
Play it by ear / Rosemary Aitken
Hongkong : Nelson, 1986
47 p. ; 25 cm.