Johansen, D. A. (1990). Plant embryology. Bishen Singh, Mahendrapal Singh.
シカゴスタイル引用形Johansen, Donald Alexander. Plant Embryology. Dehradun: Bishen Singh, Mahendrapal Singh, 1990.
MLA引用形式Johansen, Donald Alexander. Plant Embryology. Bishen Singh, Mahendrapal Singh, 1990.
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