Cita APA (7a ed.)
Kallio, M., Propoi, A., & Seppälä, R. (1985). <A> model for the forest sector. International Institute for Applied Systems Analysis.
Cita Chicago Style (17a ed.)
Kallio, Markku, Anatoli Propoi, y Risto Seppälä. <A> Model for the Forest Sector. Laxenburg: International Institute for Applied Systems Analysis, 1985.
Cita MLA (9a ed.)
Kallio, Markku, et al. <A> Model for the Forest Sector. International Institute for Applied Systems Analysis, 1985.
Precaución: Estas citas no son 100% exactas.