Παραπομπή σε μορφή APA (7η εκδ.)

ebrary, Inc, National Bureau of Economic Research Conference on Business Cycles, & Gordon, R. J. (1990). The American business cycle: Continuity and change (Pbk. ed.). University of Chicago Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ebrary, Inc, National Bureau of Economic Research Conference on Business Cycles, και Robert J. Gordon. The American Business Cycle: Continuity and Change. Pbk. ed. Chicago: University of Chicago Press, 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

ebrary, Inc, et al. The American Business Cycle: Continuity and Change. Pbk. ed. University of Chicago Press, 1990.