Biosynthesis of natural products / Paolo Manitto ; translation editor, P.G. Sammes. Manitto, Paolo. Biosynthesis. Metabolism, Secondary. Natural products Metabolism. QP171 .M36213 574.1929 19 MAB Translated from the Italian ms. Includes bibliographical references and index. Chichester : Horwood ; New York : Halsted Press, 1981. 1981. 1981 Text 548 p. : eng engita