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- Cărți electroniceFive Natural Hybrid Combinations in Minnows (Cyprinidae)W. L. Minckley
- Cărți electroniceFive Natural Hybrid Combinations in Minnows (Cyprinidae)W. L. Minckley
- Cărți electroniceGeographic Variation in the North American Cyprinid Fish, Hybopsis gracilisLeonard J. Olund