Campbell, S., & Kujawski, J. (2015). How to mulch: Save water, feed the soil, and suppress weeds. Storey Publishing.
Cita Chicago Style (17a ed.)Campbell, Stu, y Jennifer Kujawski. How to Mulch: Save Water, Feed the Soil, and Suppress Weeds. North Adams, MA: Storey Publishing, 2015.
Cita MLA (8a ed.)Campbell, Stu, y Jennifer Kujawski. How to Mulch: Save Water, Feed the Soil, and Suppress Weeds. Storey Publishing, 2015.
Precaución: Estas citas no son 100% exactas.