Olaitan, S.O. creator Lombin, G. text London Macmillan c1984 monographic vix,125p.: Ill.; by S.O. Olaitan and G.Lombin,General editor Ochapa C. Onazi includes bibliographical references and index Agriculture S599.9 T76 1984 0333360168 UOEL 000 20150513113252.0