International Symposium on University Chemical Education (1969 : Frascati (Rome), Italy), Consiglio Nazionale Delle Ricerche (Rome), International Union of Pure and Applied Chemistry. Committee on Teaching of Chemistry, & Chisman, D. G. (1970). University chemical education: Proceedings of the International Symposium on University Chemical Education, held in Frascati (Rome), Italy, 16-19 October 1969. Butterworths.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Symposium on University Chemical Education (1969 : Frascati (Rome), Italy), Consiglio Nazionale Delle Ricerche (Rome), International Union of Pure and Applied Chemistry. Committee on Teaching of Chemistry, و D. G. Chisman. University Chemical Education: Proceedings of the International Symposium on University Chemical Education, Held in Frascati (Rome), Italy, 16-19 October 1969. London: Butterworths, 1970.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Symposium on University Chemical Education (1969 : Frascati (Rome), Italy), et al. University Chemical Education: Proceedings of the International Symposium on University Chemical Education, Held in Frascati (Rome), Italy, 16-19 October 1969. Butterworths, 1970.