Cita APA (7a ed.)
Howeler, R. H. (1977). Phosphorus forms and availability for beans.
Cita Chicago Style (17a ed.)
Howeler, Reinhardt H. Phosphorus Forms and Availability for Beans. 1977.
Cita MLA (9a ed.)
Howeler, Reinhardt H. Phosphorus Forms and Availability for Beans. 1977.
Precaución: Estas citas no son 100% exactas.