Piper, C. S. (1944). Soil and plant analysis: A laboratory manual of methods for the examination of soils and the determination of the inorganic consituents of plants. Interscience Publishers.
Chicago Style (17th ed.) CitationPiper, C. S. Soil and Plant Analysis: A Laboratory Manual of Methods for the Examination of Soils and the Determination of the Inorganic Consituents of Plants. New York: Interscience Publishers, 1944.
MLA (9th ed.) CitationPiper, C. S. Soil and Plant Analysis: A Laboratory Manual of Methods for the Examination of Soils and the Determination of the Inorganic Consituents of Plants. Interscience Publishers, 1944.
Warning: These citations may not always be 100% accurate.