WFSF World Conference : Budapest, World Futures Studies Federation, & Futures Research Committee of the Hungarian Academy of Sciences. (1990). Linking present decisions to long-range visions: The 11th WFSF world conference, May 27-31 1990, Budapest Hungary : group session no. 5: Corporation and enterprises. [s.n.].
Παραπομπή σε μορφή Chicago (17η εκδ.)WFSF World Conference : Budapest, World Futures Studies Federation, και Futures Research Committee of the Hungarian Academy of Sciences. Linking Present Decisions to Long-range Visions: The 11th WFSF World Conference, May 27-31 1990, Budapest Hungary : Group Session No. 5: Corporation and Enterprises. [s.l.]: [s.n.], 1990.
Παραπομπή σε μορφή MLA (9th εκδ.)WFSF World Conference : Budapest, et al. Linking Present Decisions to Long-range Visions: The 11th WFSF World Conference, May 27-31 1990, Budapest Hungary : Group Session No. 5: Corporation and Enterprises. [s.n.], 1990.