Grandinetti, L., Pezzella, F., & La Bella, A. (1977). Dynamic modelling in development plannin.
Lua i Stíl Chicago (17ú heag.)Grandinetti, L., F. Pezzella, agus A. La Bella. Dynamic Modelling in Development Plannin. 1977.
Lua MLA (9ú heag.)Grandinetti, L., et al. Dynamic Modelling in Development Plannin. 1977.
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