Gerald, F. et al.(1982).Energy in the transition from rural subsistence / Editor, Miguel S. Wionczek,Gerald Foley, Ariane van Buren .:Westview Press.
Gaya MLA
Foley, Gerald. et al."Energy in the transition from rural subsistence / Editor, Miguel S. Wionczek,Gerald Foley, Ariane van Buren".:Westview Press,1982.Textbook.