APA (7e ed.) Bronvermelding

Contreras, O. E., Pedraza Avella, A. C., & Herrera Gómez, C. (2015). Is social inclusion of workforce in Colombia in counter of what sustainability means? Universidad Pedagógica y Tecnológica de Colombia.

Chicago (17e ed.) Bronvermelding

Contreras, Orlando Enrique, Aura Cecilia Pedraza Avella, en Carolina Herrera Gómez. Is Social Inclusion of Workforce in Colombia in Counter of What Sustainability Means? Universidad Pedagógica y Tecnológica de Colombia, 2015.

MLA (9e ed.) Bronvermelding

Contreras, Orlando Enrique, et al. Is Social Inclusion of Workforce in Colombia in Counter of What Sustainability Means? Universidad Pedagógica y Tecnológica de Colombia, 2015.