Pratt, T., Bostian, C. W., Alluntt, J. E., Allnutt, J. E., & Allnutt, J. E. (2003). Satellite communications (2nd ed.). New Jersey: John Wiley & Sons.

Pratt, Timothy, Charles W. Bostian, Jeremy E. Alluntt, Jeremy E. Allnutt, and J. E. Allnutt. Satellite Communications. 2nd ed. New Jersey: John Wiley & Sons, 2003.

Pratt, Timothy, et al. Satellite Communications. 2nd ed. New Jersey: John Wiley & Sons, 2003.