Metcalf, C. L., Flint, W., & Metcalf, R. (1951). Destructive and useful insects: Their habits and control (3rd edition.). McGraw-Hill.
Cita Chicago Style (17a ed.)Metcalf, C. L., W.P Flint, y R.L Metcalf. Destructive and Useful Insects: Their Habits and Control. 3rd edition. New York: McGraw-Hill, 1951.
Cita MLA (8a ed.)Metcalf, C. L., et al. Destructive and Useful Insects: Their Habits and Control. 3rd edition. McGraw-Hill, 1951.
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