APA (7th ed.) Citation

Leah, G. N. (1966). Richtung Zonengrenze. Methuen.

Chicago Style (17th ed.) Citation

Leah, Gordon N. Richtung Zonengrenze. London: Methuen, 1966.

MLA (9th ed.) Citation

Leah, Gordon N. Richtung Zonengrenze. Methuen, 1966.

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