Chemistry and enzymology of marine algal polysaccharides / by, Elizabeth Percival and Richard H. McDowell. Percival, Elizabeth, 1906-1997. McDowell, Richard H., joint author. Polysaccharides. Marine algae Composition. QD321 .P383 1967 540 PEC Includes Index. Includes bibliographies. London, New York : Academic Press, c1967. c1967. 1967 Text xii, 219 p. : eng