Cita APA (7a ed.)
Unger, F., & Nguyen-Viet, H. (2016). PigRisk – Food safety along the pig value chain.
Cita Chicago Style (17a ed.)
Unger, Fred, y Hung Nguyen-Viet. PigRisk – Food Safety Along the Pig Value Chain. 2016.
Cita MLA (9a ed.)
Unger, Fred, y Hung Nguyen-Viet. PigRisk – Food Safety Along the Pig Value Chain. 2016.
Precaución: Estas citas no son 100% exactas.