Thirtle,Colin G, & Rutten,Vernon W. (1987). The role of demand and supply in the generation and diffusion of technical change. Harwood Academic Publishers.
Čikaški stil citiranjaThirtle,Colin G, i Rutten,Vernon W. The Role of Demand and Supply in the Generation and Diffusion of Technical Change. London: Harwood Academic Publishers, 1987.
MLA način citiranjaThirtle,Colin G, i Rutten,Vernon W. The Role of Demand and Supply in the Generation and Diffusion of Technical Change. Harwood Academic Publishers, 1987.
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