Cita APA (7a ed.)
Soloman, A. M., & Kauppi, L. (1990). Toward Ecological Sustainability in Europe (1. ed.). International Institute for Applied Systems Analysis.
Cita Chicago Style (17a ed.)
Soloman, Allen M., y Lea Kauppi. Toward Ecological Sustainability in Europe. 1. ed. Laxenburg: International Institute for Applied Systems Analysis, 1990.
Cita MLA (9a ed.)
Soloman, Allen M., y Lea Kauppi. Toward Ecological Sustainability in Europe. 1. ed. International Institute for Applied Systems Analysis, 1990.
Precaución: Estas citas no son 100% exactas.