The ecology of algae : The Pymatuning Symposia in Ecology : proceedings
Symposium held at the Pymatuning Laboratory of Field Biology on June 18 and 19, 1959; ed. C. A. Tryon, Jr, and R. T. Hartman Inglês
1ª ed.
Pittsburgh : University of Pittsburgh, 1960
III, 96 p. : il.; 29 cm