Estefan, G., & Ryan, J. (2012). Soil and plant analysis laboratory manual (2.). Scientific.
シカゴスタイル引用形Estefan, George, , Jobhn Ryan. Soil and Plant Analysis Laboratory Manual. 2. India: Scientific, 2012.
MLA引用形式Estefan, George, , Jobhn Ryan. Soil and Plant Analysis Laboratory Manual. 2. Scientific, 2012.
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