APA (7th ed.) Citation

Knappe, M., & Hilmer, K. (1992). Stützmauern. LGA.

Chicago Style (17th ed.) Citation

Knappe, M., and Klaus Hilmer. Stützmauern. Nürnberg: LGA, 1992.

MLA (9th ed.) Citation

Knappe, M., and Klaus Hilmer. Stützmauern. LGA, 1992.

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