Ratcliffe, J. A. (1960). Physics of the upper atmosphere. Academic Press.
Chicago Edition CitationRatcliffe, J. A.,ed. Physics of the Upper Atmosphere. New York: Academic Press, 1960.
ציטוט MLARatcliffe, J. A.,ed. Physics of the Upper Atmosphere. Academic Press, 1960.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.