UNESCO Asian Regional Seminar on Information Sources, Systems and Services in the Social Sciences (1983 : Quezon City). (1983). UNESCO Asian Regional Seminar on information Sources, Systems and Services in the Social Sciences, Quezon City, Philippines, 11-22 July 1983: [papers]. Unesco.
Lua i Stíl Chicago (17ú heag.)UNESCO Asian Regional Seminar on Information Sources, Systems and Services in the Social Sciences (1983 : Quezon City). UNESCO Asian Regional Seminar on Information Sources, Systems and Services in the Social Sciences, Quezon City, Philippines, 11-22 July 1983: [papers]. Quezon City: Unesco, 1983.
Lua MLA (9ú heag.)UNESCO Asian Regional Seminar on Information Sources, Systems and Services in the Social Sciences (1983 : Quezon City). UNESCO Asian Regional Seminar on Information Sources, Systems and Services in the Social Sciences, Quezon City, Philippines, 11-22 July 1983: [papers]. Unesco, 1983.