APA (7th ed.) Citation

Andrae, C., & Zipf, A. (2011). Web portrayal services: OpenGIS Web Map Service, Styled Layer Descriptor, Symbology Encoding und ISO 19117 portrayal vorgestellt und erläutert. OpenGIS essentials.

Chicago Style (17th ed.) Citation

Andrae, Christine, and Alexander Zipf. "Web Portrayal Services: OpenGIS Web Map Service, Styled Layer Descriptor, Symbology Encoding Und ISO 19117 Portrayal Vorgestellt Und Erläutert." OpenGIS Essentials 2011.

MLA (9th ed.) Citation

Andrae, Christine, and Alexander Zipf. "Web Portrayal Services: OpenGIS Web Map Service, Styled Layer Descriptor, Symbology Encoding Und ISO 19117 Portrayal Vorgestellt Und Erläutert." OpenGIS Essentials, 2011.

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