References
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- 1992 . “Bats.” . In Encyclopedia Brittanica , Chicago : William Benton .
- Foote , M. 1990 . The birds and the bees … and the bats . The Science Teacher , 4 : 27 – 29 .
- Kunz , T. H. 1984 . Halloween treat: Bat facts and folklore . The American Biology Teacher , 46 ( 7 ) : 394 – 99 .
- Mandell , G. L. , Douglas , R. G. and Bennett , J. E. 1990 . Principles and practices of infectious diseases , New York : Churchhill Livingstone .