Παραπομπή APA

Serrano Guzmán, M. F., Solarte Venegas, N. C., & Pérez Ruiz, D. D. (2015). Ethics in the contractual commitment process: Case toll road in Colombia.

Παραπομπή Chicago Style

Serrano Guzmán, María Fernanda, Norma Cristina Solarte Venegas, και Diego Darío Pérez Ruiz. Ethics in the Contractual Commitment Process: Case Toll Road in Colombia. 2015.

Παραπομπή MLA

Serrano Guzmán, María Fernanda, Norma Cristina Solarte Venegas, και Diego Darío Pérez Ruiz. Ethics in the Contractual Commitment Process: Case Toll Road in Colombia. 2015.

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