Fresh-water invertebrates of the United States : protozoa to mollusca /
Pennak, Robert W.
Fresh-water invertebrates of the United States : protozoa to mollusca / Robert W. Pennak - 3rd ed. - New York ; Chichester : Wiley, 1989 - xvi, 628 p. : ill. ; 26 cm
"A Wiley-Interscience publication."
Includes bibliographies
0471631183
Freshwater invertebrates--United States
592.0973 / PEF 1989
Fresh-water invertebrates of the United States : protozoa to mollusca / Robert W. Pennak - 3rd ed. - New York ; Chichester : Wiley, 1989 - xvi, 628 p. : ill. ; 26 cm
"A Wiley-Interscience publication."
Includes bibliographies
0471631183
Freshwater invertebrates--United States
592.0973 / PEF 1989