Polity II
Subtitle: political structures and regime change, 1800-1986
By: principal investigator, Ted Robert Gurr
Contributors: Inter-university Consortium for Political and Social Research
Edition: 1st ICPSR ed
Series: ICPSR -- 9263; ICPSR (Series) -- 9263
Publisher: Inter-university Consortium for Political and Social Research
Published: 1990
Place of publication: Ann Arbor, Mich
Language: eng
Number of pages: 70
Subjects: Political science -- Data processing; Political statistics -- Data processing
Other titles: Polity two; Political structures and regime change, 1800-1986
Notes: "Winter 1990."

Includes bibliographical references (p. 70)