Cita APA (7th ed.)

Ramírez Cárdenas, E., & Tunal Santiago, G. (2016). The peddler’s informal work in Mexico City’s subway. Corporación Universitaria Americana.

Cita Chicago (17th ed.)

Ramírez Cárdenas, Eloísa, i Gerardo Tunal Santiago. The Peddler’s Informal Work in Mexico City’s Subway. Corporación Universitaria Americana, 2016.

Cita MLA (8th ed.)

Ramírez Cárdenas, Eloísa, i Gerardo Tunal Santiago. The Peddler’s Informal Work in Mexico City’s Subway. Corporación Universitaria Americana, 2016.