(1982). Understanding R&D productivity. New York: Pergamon Press.
Trích dẫn kiểu ChicagoUnderstanding R&D Productivity. New York: Pergamon Press, 1982.
MLA引文Understanding R&D Productivity. New York: Pergamon Press, 1982.
警告：這些引文格式不一定是100％准確.
APA引文