APA
(1992). World topics yearbook 1992. Lake Bluff, Illinois: The United Educators, Inc.
Chicago
1992. World topics yearbook 1992. Lake Bluff, Illinois: The United Educators, Inc.
Harvard
(1992). World topics yearbook 1992. Lake Bluff, Illinois: The United Educators, Inc.
MLA
World topics yearbook 1992. Lake Bluff, Illinois: The United Educators, Inc. 1992.
