Cita APA (7a ed.)
Esparza, A., & Krmenec, A. J. (Feb94). Producer services trade in city systems: Evidence from Chicago. Urban Studies (Routledge), 31(1), 29-47.
Cita Chicago Style (17a ed.)
Esparza, Adrian, y Andrew J. Krmenec. "Producer Services Trade in City Systems: Evidence from Chicago." Urban Studies (Routledge) 31, no. 1 (Feb94): 29-47.
Cita MLA (9a ed.)
Esparza, Adrian, y Andrew J. Krmenec. "Producer Services Trade in City Systems: Evidence from Chicago." Urban Studies (Routledge), vol. 31, no. 1, Feb94, pp. 29-47.
Precaución: Estas citas no son 100% exactas.