APA Style
USA : country profile 1992-1993. (1993).
London:
The EIU.
Chicago Style
USA : country profile 1992-1993.
.
London:
The EIU,
1993.
.
MLA Style
USA : country profile 1992-1993.
.
London:
The EIU,
1993.
.
Turabian Style
USA : country profile 1992-1993.
London:
The EIU,
1993.
.