Animal life in fresh water :
Mellanby, Helen.
Animal life in fresh water : - 6th ed., revised and reset. - London : Chapman and Hall, 1975. - xi, 308 p. : ill. ; - Science paperbacks ; 120 .
Distributed in the U.S.A. by Halsted Press, a division of J. Wiley, New York.
0412213605 :
Freshwater animals.
592.092 9 / MEL/AN
Animal life in fresh water : - 6th ed., revised and reset. - London : Chapman and Hall, 1975. - xi, 308 p. : ill. ; - Science paperbacks ; 120 .
Distributed in the U.S.A. by Halsted Press, a division of J. Wiley, New York.
0412213605 :
Freshwater animals.
592.092 9 / MEL/AN