Duffield, M. R., & Jones, W. D. (2001). Plants for dry climates: How to select, grow, and enjoy (Rev. ed.). Perseus Pub..
Cita Chicago Style (17a ed.)Duffield, Mary Rose, y Warren D. Jones. Plants for Dry Climates: How to Select, Grow, and Enjoy. Rev. ed. Cambridge, MA: Perseus Pub., 2001.
Cita MLA (9a ed.)Duffield, Mary Rose, y Warren D. Jones. Plants for Dry Climates: How to Select, Grow, and Enjoy. Rev. ed. Perseus Pub., 2001.
Precaución: Estas citas no son 100% exactas.