STATE POLICIES & HILPERT, U. (1991). State policies and techno-industrial innovation. Routledge.
芝加哥风格引文STATE POLICIES 与 Ulrich HILPERT. State Policies and Techno-industrial Innovation. London: Routledge, 1991.
MLA引文STATE POLICIES 与 Ulrich HILPERT. State Policies and Techno-industrial Innovation. Routledge, 1991.
警告：这些引文格式不一定是100％准确.