Cita APA

Copa Colque, F. S. (2020). Impact of control on the efficiency of direct purchases in the registration area n° XIII - Tacna headquarters. 2016.

Citación estilo Chicago

Copa Colque, Freddy Silverio. Impact of Control On the Efficiency of Direct Purchases in the Registration Area N° XIII - Tacna Headquarters. 2016. 2020.

Cita MLA

Copa Colque, Freddy Silverio. Impact of Control On the Efficiency of Direct Purchases in the Registration Area N° XIII - Tacna Headquarters. 2016. 2020.