Dunn, P. D. (1979). Appropriate technology: Technology with a human face. Schocken Books.
Citazione stile Chigago Style (17a edizione)Dunn, P. D. Appropriate Technology: Technology with a Human Face. New York: Schocken Books, 1979.
Citatione MLA (9a ed.)Dunn, P. D. Appropriate Technology: Technology with a Human Face. Schocken Books, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.