Παραπομπή σε μορφή APA (7η εκδ.)

Harvard Institute for International Development, Perkins, D., & Roemer, M. (1991). Reforming economic systems in developing countries.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Harvard Institute for International Development, D. Perkins, και M. Roemer. Reforming Economic Systems in Developing Countries. Harvad, 1991.

Παραπομπή σε μορφή MLA (8th εκδ.)

Harvard Institute for International Development, et al. Reforming Economic Systems in Developing Countries. 1991.