Science Policy Foundation., Goldsmith, M., Waalwijk, H., & Wiedenhof, N. (1977). A Strategy for resources: A Science Policy Foundation symposium held in Eindhoven, the Netherlands, September 18 and 19, 1975. Amsterdam : New York: North-Holland Pub. Co..
Παραπομπή Chicago StyleScience Policy Foundation., Maurice Goldsmith, Han Waalwijk, and Niels Wiedenhof. A Strategy for Resources: A Science Policy Foundation Symposium Held in Eindhoven, the Netherlands, September 18 and 19, 1975. Amsterdam : New York: North-Holland Pub. Co., 1977.
Παραπομπή MLAScience Policy Foundation., Maurice Goldsmith, Han Waalwijk, and Niels Wiedenhof. A Strategy for Resources: A Science Policy Foundation Symposium Held in Eindhoven, the Netherlands, September 18 and 19, 1975. Amsterdam : New York: North-Holland Pub. Co., 1977.