Παραπομπή σε μορφή APA (7η εκδ.)

Buttler, F. (1995). Institutional frameworks and labor market performance: Comparative views on the U.S. and German economies. Routledge.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Buttler, Friedrich. Institutional Frameworks and Labor Market Performance: Comparative Views on the U.S. and German Economies. London: Routledge, 1995.

Παραπομπή σε μορφή MLA (9th εκδ.)

Buttler, Friedrich. Institutional Frameworks and Labor Market Performance: Comparative Views on the U.S. and German Economies. Routledge, 1995.