Wickens, G. E. (2001). Economic botany: Principles and practices. Kluwer academic.
Cita Chicago (17th ed.)Wickens, Gerald E. Economic Botany: Principles and Practices. London: Kluwer academic, 2001.
Cita MLA (9th ed.)Wickens, Gerald E. Economic Botany: Principles and Practices. Kluwer academic, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.