Tugendhat,Christopher. (1969). Oil: The Biggest business. Londra: Eyre & Spottiswoode.
Chicago ZitierstilTugendhat,Christopher. Oil: The Biggest Business. Londra: Eyre & Spottiswoode, 1969.
MLA ZitierstilTugendhat,Christopher. Oil: The Biggest Business. Londra: Eyre & Spottiswoode, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.