Cita APA (7a ed.)
Vella, J. M. (Fall2007). What Is Worth Conserving? Modern Age, 49(4), 339-343.
Cita Chicago Style (17a ed.)
Vella, John M. "What Is Worth Conserving?" Modern Age 49, no. 4 (Fall2007): 339-343.
Cita MLA (9a ed.)
Vella, John M. "What Is Worth Conserving?" Modern Age, vol. 49, no. 4, Fall2007, pp. 339-343.
Precaución: Estas citas no son 100% exactas.