Dòng Nội dung
1
College writing skills, with readings / John Langan.
New York : McGraw-Hill, 1997.
xxii, 694 p. ; 24 cm.



2
3
English skills with readings / John Langan.
New York : McGraw-Hill, 2002
742tr.; 23cm.



4
5
Reading and study skills / John Langan
New York : McGraw-Hill Higher Education, 2010
640 p. : ill. ; 23 cm.