prepared by members of the North Central Regional Committees NC-151 and NC-129, O.L. Shotwell and C.R. Hurburgh, Jr., eds.Iowa State University[1991]<Y625-IA-1>
国立国会図書館
Ohio State University1983-1988.<Y625-OH-S1>
国立国会図書館
Ohio State University, Ohio Agricultural Research and Development Center1985-<Y625-OH-S3>
国立国会図書館
Ohio state University, Ohio Agricultural Research and Development Center1984-<Y625-OH-S2>
国立国会図書館
René Torres Delgado.Oficina del Gobernador de Puerto Rico, La Fortaleza, Oficina de Asuntos Culturales[1982]<Y625-PRI-2>
国立国会図書館
Roland I. Perusse.Office of the Governor of Puerto Rico, La Fortaleza, Office of Cultural Affairs[1982]<Y625-PRI-1>
国立国会図書館
Donald Thompson.Office of the Governor of Puerto Rico, La Fortaleza, Office of Cultural Affairs[1982]<Y625-PRI-3>
国立国会図書館