Dajun, Su ed. Dugan, Kathleen G. ed. Li, Yang ed. The Institute of Policy and Management text cc Beijing, China Science Press 1987 monographic eng 558 p. sponsored by the Institute of Policy and Management ; the editors of the Editorial Department of the Bulletin of the Chinese Academy of Sciences: Kathleen G. Dugan, Su Dajun and Yang Li Science Collected works 030128 20260818213657.0