C G Ogden & R H Hedley. (1980). An Atlas of freshwater testate amobae. British museum.
Chicago Edition CitationC G Ogden and R H Hedley. An Atlas of Freshwater Testate Amobae. British museum, 1980.
MLA Edition CitationC G Ogden and R H Hedley. An Atlas of Freshwater Testate Amobae. British museum, 1980.
Warning: These citations may not always be 100% accurate.