APA (7th ed.) Citation

Freeman, W. H., & Bracegirdle, B. (1971). An atlas of invertebrate structure. Heinemann Educational.

Chicago Style (17th ed.) Citation

Freeman, W. H., and Brian Bracegirdle. An Atlas of Invertebrate Structure. London: Heinemann Educational, 1971.

MLA (9th ed.) Citation

Freeman, W. H., and Brian Bracegirdle. An Atlas of Invertebrate Structure. Heinemann Educational, 1971.

Warning: These citations may not always be 100% accurate.