Freeman, W. H., & Bracegirdle, B. (1971). An atlas of invertebrate structure. London : Heinemann Educational Books.
Chicago Style CitationFreeman, William Harvey, and Brian Bracegirdle. An Atlas of Invertebrate Structure. London : Heinemann Educational Books, 1971.
MLA CitationFreeman, William Harvey, and Brian Bracegirdle. An Atlas of Invertebrate Structure. London : Heinemann Educational Books, 1971.
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