APA-viite (7. p.)

Espitia-López, J. M., Ramírez-Ruiz, A. C., & Méndez-Zuluaga, J. R. (2007). Physical modelling in reduced dimensions of contention walls made of reinforced earth by Geo-textile. Universidad Pedagógica y Tecnológica de Colombia - UPTC.

Chicago-viite (17. p.)

Espitia-López, Jairo Martín, Ana Carolina Ramírez-Ruiz, ja José Rodrigo Méndez-Zuluaga. Physical Modelling in Reduced Dimensions of Contention Walls Made of Reinforced Earth by Geo-textile. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2007.

MLA-viite (9. p.)

Espitia-López, Jairo Martín, et al. Physical Modelling in Reduced Dimensions of Contention Walls Made of Reinforced Earth by Geo-textile. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2007.