Cita APA (7a ed.)

Hirzel,Juan, Undurraga,Pablo, & Walter,Ingrid. (2010). Nitrogen Mineralization and Released Nutrients in a Volcanic Soil Amended with Poultry Litter. Instituto de Investigaciones Agropecuarias, INIA.

Cita Chicago Style (17a ed.)

Hirzel,Juan, Undurraga,Pablo, y Walter,Ingrid. Nitrogen Mineralization and Released Nutrients in a Volcanic Soil Amended with Poultry Litter. Instituto de Investigaciones Agropecuarias, INIA, 2010.

Cita MLA (8a ed.)

Hirzel,Juan, et al. Nitrogen Mineralization and Released Nutrients in a Volcanic Soil Amended with Poultry Litter. Instituto de Investigaciones Agropecuarias, INIA, 2010.