(1986). Chemistry teaching and the environment. Unesco Division of Science Technical and Vocational Education.
Цитирование в стиле Чикаго (17-е изд.)Chemistry Teaching and the Environment. Paris: Unesco Division of Science Technical and Vocational Education, 1986.
Цитирование MLA (9-е изд.)Chemistry Teaching and the Environment. Unesco Division of Science Technical and Vocational Education, 1986.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.