World Energy Conference. Ad Hoc Committee on Heat Pumps & Churchman, A. T. (1979). Report given by the Ad Hoc Committee on Heat Pumps, July 1978. The Conference.
Цитирование в стиле Чикаго (17-е изд.)World Energy Conference. Ad Hoc Committee on Heat Pumps и A. T. Churchman. Report Given by the Ad Hoc Committee on Heat Pumps, July 1978. London: The Conference, 1979.
Цитирование MLA (8-е изд.)World Energy Conference. Ad Hoc Committee on Heat Pumps и A. T. Churchman. Report Given by the Ad Hoc Committee on Heat Pumps, July 1978. The Conference, 1979.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.