Centro de Investigaciones Sociologicas, Instituto de Cooperacion. Iberoamericana (Madrid, Spain), University of North Carolina at Chapel Hill, Gil, F. G., & Tulchin, J. S. (1988). Spain's entry into NATO: Conflicting political and strategic perspectives. London Lynne Rienner Publishers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Centro de Investigaciones Sociologicas, Spain) Instituto de Cooperacion. Iberoamericana (Madrid, University of North Carolina at Chapel Hill, Federico Guillermo Gil, και Joseph S. Tulchin. Spain's Entry into NATO: Conflicting Political and Strategic Perspectives. Boulder, Colo: London Lynne Rienner Publishers, 1988.
Παραπομπή σε μορφή MLA (9th εκδ.)Centro de Investigaciones Sociologicas, et al. Spain's Entry into NATO: Conflicting Political and Strategic Perspectives. London Lynne Rienner Publishers, 1988.