Weltmacht Erdöl.
Subtitle: Eine Handreichung für den Lehrer.
Publisher: Auer/Cassianeum
Published: 1966
Place of publication: Donauwörth
Language: ger
Number of pages: 150
Subjects: Petroleum.
Notes: A revised ed. of the author's article, published Jan. 1965 in "Pädagogische Welt."