Wallis, C. J. (1966). Practical botany: For advanced level and intermediate students (Fifth edition.). William Heinemann Medical Books.
Cita Chicago Style (17a ed.)Wallis, C. J. Practical Botany: For Advanced Level and Intermediate Students. Fifth edition. London: William Heinemann Medical Books, 1966.
Cita MLA (8a ed.)Wallis, C. J. Practical Botany: For Advanced Level and Intermediate Students. Fifth edition. William Heinemann Medical Books, 1966.
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