Problem representation in foreign policy decision makingDonald A. Sylvan, James F. Voss · First published 1998Open the Tome
Area Handbook for LaosDonald P. Whitaker, Helen A. Barth, Sylvan M. Berman, Judith M. Heimann, John E. MacDonald, Kenneth W. Martindale, Rinn-Sup Shinn · First published 1972Open the Tome
