Bruggen, A. C. van. (1981). Cochlicopa lubricella and Helix aspersa as alien land snails (Gastropoda, Pulmonata) in Zimbabwe/Rhodesia. Basteria. 45: 71–72.
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Bruggen, A. C. van
1981
<i>Cochlicopa lubricella</i> and <i>Helix aspersa</i> as alien land snails (Gastropoda, Pulmonata) in Zimbabwe/Rhodesia.