Wells, M. (2017). Edge of worlds. Night Shade Books.
Cita Chicago Style (17a ed.)Wells, Martha. Edge of Worlds. [S.l.]: Night Shade Books, 2017.
Cita MLA (8a ed.)Wells, Martha. Edge of Worlds. Night Shade Books, 2017.
Precaución: Estas citas no son 100% exactas.