APA (7th ed.) Citation

Heap, R. D. (1979). Heat pumps. E & F N Spon Ltd.

Chicago Style (17th ed.) Citation

Heap, R. D. Heat Pumps. London: E & F N Spon Ltd, 1979.

MLA (9th ed.) Citation

Heap, R. D. Heat Pumps. E & F N Spon Ltd, 1979.

Warning: These citations may not always be 100% accurate.