Freeman. Gerald Gene, 1. (1977). Speech and language services and the classroom teacher. National Support System Project.
Цитирование в стиле Чикаго (17-е изд.)Freeman. Gerald Gene, 1932. Speech and Language Services and the Classroom Teacher. Minneapolis, Minn: National Support System Project, 1977.
Цитирование MLA (9-е изд.)Freeman. Gerald Gene, 1932. Speech and Language Services and the Classroom Teacher. National Support System Project, 1977.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.