Roy, R. (2008). Mortgage-free!: Innovative strategies for debt-free home ownership (Rev. ed.). Chelsea Green Pub..
Cita Chicago Style (17a ed.)Roy, Rob. Mortgage-free!: Innovative Strategies for Debt-free Home Ownership. Rev. ed. White River Junction, Vt.: Chelsea Green Pub., 2008.
Cita MLA (8a ed.)Roy, Rob. Mortgage-free!: Innovative Strategies for Debt-free Home Ownership. Rev. ed. Chelsea Green Pub., 2008.
Precaución: Estas citas no son 100% exactas.