Deismireacht APA

Helen, Helen Mellanby, & Helen Mellanby. (1953). Animal life in freshwater (5.). London.

Chicago Edition Citation

Helen, Helen Mellanby, and Helen Mellanby. Animal Life in Freshwater. 5. London, 1953.

Deismireacht MLA

Helen, et al. Animal Life in Freshwater. 5. London, 1953.

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