Matthew Kofi Ocran. (2019). Economic development in the twenty-first century. Springer Berlin Heidelberg.
Παραπομπή σε μορφή Chicago (17η εκδ.)Matthew Kofi Ocran. Economic Development in the Twenty-first Century. New York, NY: Springer Berlin Heidelberg, 2019.
Παραπομπή σε μορφή MLA (9th εκδ.)Matthew Kofi Ocran. Economic Development in the Twenty-first Century. Springer Berlin Heidelberg, 2019.