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Facts on File national profiles

1991

The Encyclopedia of the World's Nations (Facts on File Library of World History)

2002

Encyclopedia of the Third World

1990

World encyclopedia of cities

1994

World Education Encyclopedia

1988

Encyclopedia of the First World

1990

World Legal Encyclopedia

1992

World data

1983

The new book of world rankings

1991

The Illustrated Book of World Rankings

2001

NTC's dictionary of the USA

1998

Nelson's New Christian Dictionary The Authoritative Resource On The Christian World

2001

Nelson's Dictionary of Christianity

2005

Datapedia of the United States

2007

Datapedia of the United States, 1790-2005

2001

Atlas of the Third World

1983

YEARBK AMER UNIV & COLLEGE

1988

World press encyclopedia

1982