Keys, A. (2012). Why grow that when you can grow this?: 255 extraordinary alternatives to everyday problem plants. Timber Press.
Cita Chicago Style (17a ed.)Keys, Andrew. Why Grow That When You Can Grow This?: 255 Extraordinary Alternatives to Everyday Problem Plants. Portland, Or.: Timber Press, 2012.
Cita MLA (8a ed.)Keys, Andrew. Why Grow That When You Can Grow This?: 255 Extraordinary Alternatives to Everyday Problem Plants. Timber Press, 2012.
Precaución: Estas citas no son 100% exactas.