APA (7th ed.) Citation

(2008). GSM: Architecture, protocols and services (3rd ed.). John Wiley & Sons.

Chicago Style (17th ed.) Citation

GSM: Architecture, Protocols and Services. 3rd ed. Hoboken, NJ: John Wiley & Sons, 2008.

MLA (9th ed.) Citation

GSM: Architecture, Protocols and Services. 3rd ed. John Wiley & Sons, 2008.

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