APA aipamena

Enge, P. Retooling the Global Positioning System. [article]. 5 /p.65-71 My 2004.

Chicago Style aipamena

Enge, Per. Retooling the Global Positioning System. [article]. v.290: 5 /p.65-71 My 2004.

MLA aipamena

Enge, Per. Retooling the Global Positioning System. [article]. 5 /p.65-71 My 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.