Gregory, R P F . Photosynthesis / by R.P.F. Gregory. - New York : Blackie , 1989. - vii, 160p. : Tables,charts ; 24cm. . Includes reference and index ISBN: 021692670X UKP 11.95 Subjects--Index Terms: PLANTS POTOSYNTHESIS Dewey Class. No.: 572.46 / GRE/P