APA (7th ed.) Citation

Norman, M. (1977). Schwarzes Gold in Oklahoma (Oklahoma crude, dt.) Roman.

Chicago Style (17th ed.) Citation

Norman, Marc. Schwarzes Gold in Oklahoma (Oklahoma Crude, Dt.) Roman. 1977.

MLA (9th ed.) Citation

Norman, Marc. Schwarzes Gold in Oklahoma (Oklahoma Crude, Dt.) Roman. 1977.

Warning: These citations may not always be 100% accurate.