Yearbook of world energy statistics, 1979: t.p. (Department of International Economic and Social Affairs, Statistical Office; Département des affaires économiques et sociales internationales, Bureau de statistique)
Towards more effective measurement of levels of living, 1985, c1980: t.p. (United Nations Statistical Office (UNSO))
Kuo min ching chi pʿing heng ... 1981: t.p. (Lien ho kuo ching chi ho she hui shih wu pu tʿung chi chʿu)