Burns, R. C. (Richard C.), b.1980. Nitrogen fixation in bacteria and higher plants / R. C. Burns, R. W. F. Hardy. - Berlin : Springer-Verlag, 1975. - x, 189 p. : ill. ; 25 cm. - Molecular biology, biochemistry, and biophysics 21 . Includes index. Bibliography: p. 169 -186. ISBN: 354007192X Subjects--Topical Terms: Nitrogen--Fixation.