APA   Click to copy
Cáceres, J., de Moragas, A.-I., Facchini, G., & González, I. Geographical Mobility as a Bridge to Opportunity: Evidence from the Spanish Military Service. (draft available upon request).

Chicago/Turabian   Click to copy
Cáceres, Julio, Antoni-Italo de Moragas, Gabriel Facchini, and Ignacio González. “Geographical Mobility as a Bridge to Opportunity: Evidence from the Spanish Military Service.” (Draft Available upon Request), n.d.

MLA   Click to copy
Cáceres, Julio, et al. “Geographical Mobility as a Bridge to Opportunity: Evidence from the Spanish Military Service.” (Draft Available upon Request).

@unpublished{julio-a,
  title = {Geographical Mobility as a Bridge to Opportunity: Evidence from the Spanish Military Service},
  journal = {(draft available upon request)},
  author = {Cáceres, Julio and de Moragas, Antoni-Italo and Facchini, Gabriel and González, Ignacio}
}