Cita APA (7th ed.)
INTERNATIONAL FEDERATION OF SOCIAL SCIENCE ORGANIZATIONS. (1987). 1986-1987 INTERNATIONAL DIRECTORY OF SOCIAL SCIENCE ORGA- NIZATIONS. INTERNATIONAL FEDERATION OF SOCIAL SCIENCE ORGANIZATIONS.
Cita Chicago (17th ed.)
INTERNATIONAL FEDERATION OF SOCIAL SCIENCE ORGANIZATIONS. 1986-1987 INTERNATIONAL DIRECTORY OF SOCIAL SCIENCE ORGA- NIZATIONS. COPENHAGUE: INTERNATIONAL FEDERATION OF SOCIAL SCIENCE ORGANIZATIONS, 1987.
Cita MLA (9th ed.)
INTERNATIONAL FEDERATION OF SOCIAL SCIENCE ORGANIZATIONS. 1986-1987 INTERNATIONAL DIRECTORY OF SOCIAL SCIENCE ORGA- NIZATIONS. INTERNATIONAL FEDERATION OF SOCIAL SCIENCE ORGANIZATIONS, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.