Breag, G., & Harker, A. (1979). The utilization of waste heat produced during the manufacture of coconut shell charcoal for the centralised production of copra. Tropical Products Institute.
Chicago-referens (17:e uppl.)Breag, G.R, och A.P Harker. The Utilization of Waste Heat Produced During the Manufacture of Coconut Shell Charcoal for the Centralised Production of Copra. London: Tropical Products Institute, 1979.
MLA-referens (9:e uppl.)Breag, G.R, och A.P Harker. The Utilization of Waste Heat Produced During the Manufacture of Coconut Shell Charcoal for the Centralised Production of Copra. Tropical Products Institute, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.