"0, . "
1990 energy statistics yearbook: / - ed. - new york : un 1992. - "xlvii, 482p.; 28 cm."
92-1-061148-9
energy resources-statistics-periodicals--
660. 202 12 uni
1990 energy statistics yearbook: / - ed. - new york : un 1992. - "xlvii, 482p.; 28 cm."
92-1-061148-9
energy resources-statistics-periodicals--
660. 202 12 uni