Romero, F. S. (2007). Structure of the Spanish system of satellite of communications. Universidad Nacional Autónoma de México.
Citazione stile Chigago Style (17a edizione)Romero, F. Sacristán. Structure of the Spanish System of Satellite of Communications. Universidad Nacional Autónoma de México, 2007.
Citatione MLA (9a ed.)Romero, F. Sacristán. Structure of the Spanish System of Satellite of Communications. Universidad Nacional Autónoma de México, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.