Lepper, H. A. (1950). Official methods of analysis of the association of official agricultural chemists. Washington: Association of Official Agricultural Chemists.
Chicago Style CitationLepper, Henry A. Official Methods of Analysis of the Association of Official Agricultural Chemists. Washington: Association of Official Agricultural Chemists, 1950.
MLA CitationLepper, Henry A. Official Methods of Analysis of the Association of Official Agricultural Chemists. Washington: Association of Official Agricultural Chemists, 1950.
Warning: These citations may not always be 100% accurate.