Cita APA (7a ed.)

Sierra, E., & Brynsztein, S. Wheat yield variability in the S.E. of the Province of Buenos Aires.

Cita Chicago Style (17a ed.)

Sierra, E.M, y S.M Brynsztein. Wheat Yield Variability in the S.E. of the Province of Buenos Aires.

Cita MLA (8a ed.)

Sierra, E.M, y S.M Brynsztein. Wheat Yield Variability in the S.E. of the Province of Buenos Aires.