The ecology of the psammolittoral organisms of some Wisconsin lakes, with special reference to the tardigrada, copepoda, and rotatoria /
by Robert William Pennak.

APA Citation

Pennak, R. W. (Robert William). (1938). The ecology of the psammolittoral organisms of some Wisconsin lakes, with special reference to the tardigrada, copepoda, and rotatoria. .

MLA Citation

Pennak, Robert W. (Robert William). The Ecology of the Psammolittoral Organisms of Some Wisconsin Lakes, With Special Reference to the Tardigrada, Copepoda, And Rotatoria. , 1938.

Warning: These citations may not always be complete (especially for serials).