APA (7th ed.) Citation

Kroncher, A. (1987). Erdgas für Westeuropa. Kontinent <Stuttgart>.

Chicago Style (17th ed.) Citation

Kroncher, Allan. "Erdgas Für Westeuropa." Kontinent <Stuttgart> 1987.

MLA (8th ed.) Citation

Kroncher, Allan. "Erdgas Für Westeuropa." Kontinent <Stuttgart>, 1987.

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