(1945). Methods of analysis of the association of official agriculture chemists (6th. ed.).
Cita Chicago Style (17a ed.)Methods of Analysis of the Association of Official Agriculture Chemists. 6th. ed. Washington, 1945.
Cita MLA (8a ed.)Methods of Analysis of the Association of Official Agriculture Chemists. 6th. ed. 1945.
Precaución: Estas citas no son 100% exactas.