Society for Research into Higher Education (Great Britain). Conference. (1968). Research into higher education 1967: Papers presented at the Third Annual Conference of the Society for Research into Higher Education, Thursday 14 December 1967. Society for Research into Higher Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Society for Research into Higher Education (Great Britain). Conference. Research into Higher Education 1967: Papers Presented at the Third Annual Conference of the Society for Research into Higher Education, Thursday 14 December 1967. London: Society for Research into Higher Education, 1968.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Society for Research into Higher Education (Great Britain). Conference. Research into Higher Education 1967: Papers Presented at the Third Annual Conference of the Society for Research into Higher Education, Thursday 14 December 1967. Society for Research into Higher Education, 1968.