APA (7e ed.) Bronvermelding

León Aguilar, R., Peñarrieta Bravo, S., Torres García, A., Mero Muñoz, J., & Fosado Téllez, O. (2016). Effect of organic matter and efficient soil microorganisms on the yield of swiss chard.

Chicago (17e ed.) Bronvermelding

León Aguilar, Rolando, Soraya Peñarrieta Bravo, Antonio Torres García, Julio Mero Muñoz, en Osvaldo Fosado Téllez. Effect of Organic Matter and Efficient Soil Microorganisms on the Yield of Swiss Chard. 2016.

MLA (9e ed.) Bronvermelding

León Aguilar, Rolando, et al. Effect of Organic Matter and Efficient Soil Microorganisms on the Yield of Swiss Chard. 2016.