Whitford, P., & Montanari Stephens, E. (2008). Integrating environment into agriculture and forestry: Progress and prospects in Eastern Europe and Central Asia. World Bank.
Chicago-referens (17:e uppl.)Whitford, Peter, och Emanuela Montanari Stephens. Integrating Environment into Agriculture and Forestry: Progress and Prospects in Eastern Europe and Central Asia. Washington: World Bank, 2008.
MLA-referens (9:e uppl.)Whitford, Peter, och Emanuela Montanari Stephens. Integrating Environment into Agriculture and Forestry: Progress and Prospects in Eastern Europe and Central Asia. World Bank, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.