00999nas a22002531 4500 1/51025 021017c19749999enkmrzp a0eng d 0306-395X 24031 Αλφαβητική σειρά Pertoleum Economist : the International Energy Journal London : Petroleum Press Bureau, 1974- v. : ill. ; 30 cm. Monthly Vol.XLII, no.1(Jan. 1975)-v.L, no.10(Oct. 1983) Vol.57, no.1(Jan. 1990)-v.58, no.2(Feb. 1991) English Petroleum industry and trade Periodicals. http://uclibs.org/PID/19460 ΑΡΧΕΙΟ ΠΕΡΙΟΔΙΚΩΝ 526 Vol.57 no.1(Jan. 1990) - (v.58 no.2(Feb. 1991) Main run 1976, 1978, 1979, 1981, 1983 Indexes Vol.XLII no.1(Jan. 1975) - (v.L no.10(Oct. 1983) Main run XLII(2-3)1975, XLIII(9)1976, L(7,11-12)1983, 1984-1989, 57(4,8)1990, 58(3-12)1991