Carrillo Pulgar, W., Sánchez Cuesta, P., & Carrillo Pulgar, G. (2019). Tax collection by tax domicile Ecuador: Planning zone three (Chimborazo, Cotopaxi, Tungurahua, Pastaza), 2007-2018.
Chicago Style (17. basım) AtıfCarrillo Pulgar, Wilman, Patricio Sánchez Cuesta, ve Germania Carrillo Pulgar. Tax Collection by Tax Domicile Ecuador: Planning Zone Three (Chimborazo, Cotopaxi, Tungurahua, Pastaza), 2007-2018. 2019.
MLA (9th ed.) AtıfCarrillo Pulgar, Wilman, et al. Tax Collection by Tax Domicile Ecuador: Planning Zone Three (Chimborazo, Cotopaxi, Tungurahua, Pastaza), 2007-2018. 2019.
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