Collinge, W. E. (2023). A manual of injurious insects. The Midland Educational, Birmingham.
Lua i Stíl Chicago (17ú heag.)Collinge, Walter E. A Manual of Injurious Insects. The Midland Educational, Birmingham, 2023.
Lua MLA (9ú heag.)Collinge, Walter E. A Manual of Injurious Insects. The Midland Educational, Birmingham, 2023.
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