Hansen, A. H., & Clemence, R. V. (1994). Readings in business cycles and national income (Reprint ed.). Ashgate Publishing.
Cita Chicago (17th ed.)Hansen, Alvin H., i Richard V. Clemence. Readings in Business Cycles and National Income. Reprint ed. Aldershot: Ashgate Publishing, 1994.
Cita MLA (9th ed.)Hansen, Alvin H., i Richard V. Clemence. Readings in Business Cycles and National Income. Reprint ed. Ashgate Publishing, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.