Παραπομπή σε μορφή APA (7η εκδ.)

Machado Fernández, J. R., Lorenzo Rodríguez, Y., Gutiérrez Vázquez, Y., & León Rosich, D. (2017). Estimation of Frequencies for National Shortwave Network with Automatic Link Establishment Equipment. Universidad de Costa Rica.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Machado Fernández, José Raúl, Yoanne Lorenzo Rodríguez, Yaser Gutiérrez Vázquez, και David León Rosich. Estimation of Frequencies for National Shortwave Network with Automatic Link Establishment Equipment. Universidad de Costa Rica, 2017.

Παραπομπή σε μορφή MLA (9th εκδ.)

Machado Fernández, José Raúl, et al. Estimation of Frequencies for National Shortwave Network with Automatic Link Establishment Equipment. Universidad de Costa Rica, 2017.