Malek Emile A. (1980). Snail transmitted parasitic diseases: Volume II. CRC.
Dyfyniad Arddull ChicagoMalek Emile A. Snail Transmitted Parasitic Diseases: Volume II. Florida: CRC, 1980.
Dyfyniad MLAMalek Emile A. Snail Transmitted Parasitic Diseases: Volume II. CRC, 1980.
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