APA-viite

Villalobos Villalobos, L., & WingChing-Jones, R. (2020). African Stargrass, Kikuyograss and Ryegrass in Cartago, Costa Rica: Biomass, field composition and nutrients.

Chicago-tyylinen lähdeviittaus

Villalobos Villalobos, Luis, ja Rodolfo WingChing-Jones. African Stargrass, Kikuyograss and Ryegrass in Cartago, Costa Rica: Biomass, Field Composition and Nutrients. 2020.

MLA-viite

Villalobos Villalobos, Luis, ja Rodolfo WingChing-Jones. African Stargrass, Kikuyograss and Ryegrass in Cartago, Costa Rica: Biomass, Field Composition and Nutrients. 2020.

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