Dobell, C. (1960). Antony van Leeuwenhoek and his "little animals": Being some account of the father of protozoology and bacteriology and his multifarious discoveries in these disciplines. New York: Dover Publications.

Dobell, Clifford. Antony Van Leeuwenhoek and His "little Animals": Being Some Account of the Father of Protozoology and Bacteriology and His Multifarious Discoveries in These Disciplines. New York: Dover Publications, 1960.

Dobell, Clifford. Antony Van Leeuwenhoek and His "little Animals": Being Some Account of the Father of Protozoology and Bacteriology and His Multifarious Discoveries in These Disciplines. New York: Dover Publications, 1960.