Παραπομπή σε μορφή APA (7η εκδ.)

Alessandrini, S., & Dallago, B. (1987). The Unofficial economy: Consequences and perspectives in different economic systems. Gower.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Alessandrini, Sergio, και Bruno Dallago. The Unofficial Economy: Consequences and Perspectives in Different Economic Systems. Aldershot, Hants, Eng: Gower, 1987.

Παραπομπή σε μορφή MLA (9th εκδ.)

Alessandrini, Sergio, και Bruno Dallago. The Unofficial Economy: Consequences and Perspectives in Different Economic Systems. Gower, 1987.