APA Edition Citation

Johansen, D. A. (1990). Plant embryology. Bishen Singh, Mahendrapal Singh.

Chicago Edition Citation

Johansen, Donald Alexander. Plant Embryology. Dehradun: Bishen Singh, Mahendrapal Singh, 1990.

MLA Edition Citation

Johansen, Donald Alexander. Plant Embryology. Bishen Singh, Mahendrapal Singh, 1990.

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