Clegg, F. E. General science : biology / [by] F.E. Clegg - Oxford : Pergamon Press, [1964] - vii, 277 p. : ill. ; 20 cm. - The commonwealth and international library. General science division ; v. 5 . ISBN: £1.75 Subjects--Topical Terms: BiologyPlants--NutritionSoils Dewey Class. No.: 574