Longland, F., & Stern, P. (1983). Field engineering: An introduction to development work and construction in rural areas. Intermediate Technology Publications.
Chicago-referens (17:e uppl.)Longland, F., och Peter Stern. Field Engineering: An Introduction to Development Work and Construction in Rural Areas. London: Intermediate Technology Publications, 1983.
MLA-referens (9:e uppl.)Longland, F., och Peter Stern. Field Engineering: An Introduction to Development Work and Construction in Rural Areas. Intermediate Technology Publications, 1983.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.