APA (7th ed.) Citation

Herzner, W. (1985). GKS - das graphische Kernsystem. Oldenbourg.

Chicago Style (17th ed.) Citation

Herzner, Wolfgang. GKS - Das Graphische Kernsystem. Wien [u.a.]: Oldenbourg, 1985.

MLA (9th ed.) Citation

Herzner, Wolfgang. GKS - Das Graphische Kernsystem. Oldenbourg, 1985.

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