Παραπομπή σε μορφή APA (7η εκδ.)

Whitford, P., & Montanari Stephens, E. (2008). Integrating environment into agriculture and forestry: Progress and prospects in Eastern Europe and Central Asia. World Bank.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Whitford, Peter, και Emanuela Montanari Stephens. Integrating Environment into Agriculture and Forestry: Progress and Prospects in Eastern Europe and Central Asia. Washington: World Bank, 2008.

Παραπομπή σε μορφή MLA (9th εκδ.)

Whitford, Peter, και Emanuela Montanari Stephens. Integrating Environment into Agriculture and Forestry: Progress and Prospects in Eastern Europe and Central Asia. World Bank, 2008.