Lakes and snails
Subtitle: environment and gastropoda in 1,500 Norwegian lakes, ponds and rivers
By: Jan Økland.
Publisher: Universal Book Services/W. Backhuys
Published: 1990
Place of publication: Oegstgeest
Language: eng
Number of pages: 516
Subjects: Gastropoda -- Norway.; Lake animals -- Norway.
Notes: Includes bibliographical references and index.