APA
Weir C., . (1993). Understanding & developing language tests. [Place of publication not identified]: Prentice Hall.
Chicago
Weir Cyril, . 1993. Understanding & developing language tests. [Place of publication not identified]: Prentice Hall.
Harvard
Weir C., . (1993). Understanding & developing language tests. [Place of publication not identified]: Prentice Hall.
MLA
Weir Cyril, . Understanding & developing language tests. [Place of publication not identified]: Prentice Hall. 1993.