APA-viite

Ugalde Villalobos, M. E., & Mora Villalobos, S. (2020). Experience of Escuela de Secretariado of Universidad Nacional in the Process of Certification as Eco-Office. 2016-2017.

Chicago-tyylinen lähdeviittaus

Ugalde Villalobos, María Eugenia, ja Sandra Mora Villalobos. Experience of Escuela De Secretariado of Universidad Nacional in the Process of Certification As Eco-Office. 2016-2017. 2020.

MLA-viite

Ugalde Villalobos, María Eugenia, ja Sandra Mora Villalobos. Experience of Escuela De Secretariado of Universidad Nacional in the Process of Certification As Eco-Office. 2016-2017. 2020.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.