Παραπομπή σε μορφή APA (7η εκδ.)

Detter Delupis, I. (1987). Finance and protection of investments in developing countries (2nd ed.). Gower.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Detter Delupis, Ingrid. Finance and Protection of Investments in Developing Countries. 2nd ed. Aldershot, Hants, England: Gower, 1987.

Παραπομπή σε μορφή MLA (9th εκδ.)

Detter Delupis, Ingrid. Finance and Protection of Investments in Developing Countries. 2nd ed. Gower, 1987.