Παραπομπή σε μορφή APA (7η εκδ.)

Havas, F. I. (1979). A study to measure the effectiveness of Brazilian' s government's currency restraint on the outflow of tourists from Brazil. Centre des hautes etudes touristiques.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Havas, Francisco I. A Study to Measure the Effectiveness of Brazilian' S Government's Currency Restraint on the Outflow of Tourists from Brazil. Paris: Centre des hautes etudes touristiques, 1979.

Παραπομπή σε μορφή MLA (9th εκδ.)

Havas, Francisco I. A Study to Measure the Effectiveness of Brazilian' S Government's Currency Restraint on the Outflow of Tourists from Brazil. Centre des hautes etudes touristiques, 1979.