Weir, T. E. (1974). Botany: An introduction to plant biology (5ª ed.). John Wiley and Sons.
Cita Chicago Style (17a ed.)Weir, T. Elliot. Botany: An Introduction to Plant Biology. 5ª ed. John Wiley and Sons, 1974.
Cita MLA (9a ed.)Weir, T. Elliot. Botany: An Introduction to Plant Biology. 5ª ed. John Wiley and Sons, 1974.
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