APA (7th ed.) Citation

Heine, G., & Holger, S. (2003). GPRS: Gateway to Third Generation Mobile Networks.

Chicago Style (17th ed.) Citation

Heine, Gunnar, and Sagkob Holger. GPRS: Gateway to Third Generation Mobile Networks. 2003.

MLA (9th ed.) Citation

Heine, Gunnar, and Sagkob Holger. GPRS: Gateway to Third Generation Mobile Networks. 2003.

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