National Center for Education Statistics. (1999). Education statistics quarterly. National Center for Education Statistics, Office of Educational Research and Improvement, U.S. Dept. of Education.
Цитирование в стиле Чикаго (17-е изд.)National Center for Education Statistics. Education Statistics Quarterly. Washington, DC: National Center for Education Statistics, Office of Educational Research and Improvement, U.S. Dept. of Education, 1999.
Цитирование MLA (9-е изд.)National Center for Education Statistics. Education Statistics Quarterly. National Center for Education Statistics, Office of Educational Research and Improvement, U.S. Dept. of Education, 1999.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.