APA Alıntı

Pérgolis, J. C., & Rodríguez Ibarra, C. I. (2013). The spirit of time in cities and their books. Universidad Católica de Colombia.

Chicago Stili Alıntı

Pérgolis, Juan Carlos, ve Clara Inés Rodríguez Ibarra. The Spirit of Time in Cities and Their Books. Universidad Católica de Colombia, 2013.

MLA Alıntı

Pérgolis, Juan Carlos, ve Clara Inés Rodríguez Ibarra. The Spirit of Time in Cities and Their Books. Universidad Católica de Colombia, 2013.