(2000). Percentage of Students Enrolled in Distance Education Courses: 1995. U.S. Department of Education.
Citação do estilo Chicago (17ª ed.)Percentage of Students Enrolled in Distance Education Courses: 1995. U.S. Department of Education, 2000.
Citação MLA (9ª ed.)Percentage of Students Enrolled in Distance Education Courses: 1995. U.S. Department of Education, 2000.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.