APA (7th ed.) Citation

Breag, G. R., Harker, A. P., & Smith, A. E. (1986). An introduction to small-scale natural draught wood-fired furnace systems. Tropical Development and Research Institute.

Chicago Style (17th ed.) Citation

Breag, George Richard, A. P. Harker, and A. E. Smith. An Introduction to Small-scale Natural Draught Wood-fired Furnace Systems. London: Tropical Development and Research Institute, 1986.

MLA (9th ed.) Citation

Breag, George Richard, et al. An Introduction to Small-scale Natural Draught Wood-fired Furnace Systems. Tropical Development and Research Institute, 1986.