The evolution of the Palestinians as an active political forceRobert F. Helms · First published 1971Open the Tome
Geographic location and enlistment propensity of young menRobert M Bray, Douglas L. Fountain, Barbara J. York, Rick L Williams, Robert F. Helms, Defense Manpower Data Center (U. S.)Open the Tome
Patterns and trends in propensity to enlist in the militaryRobert M Bray, Thomas R Curtin, Barbara J York, Rick L Williams, Robert F Helms, Douglas L Fountain, Defense Manpower Data Center (U. S.)Open the Tome
