Old, R. W. Principles of gene manipulation: an introduction to genetic engineering/ R. W. Old, S. B. Primrose. - 4th ed. - Oxford: Blackwell Scientific Publications, 1989. - 438 p. : ill. ; 24 cm. - Studies in microbiology v.2 . Includes bibliographical references. ISBN: 0632026081 Subjects--Topical Terms: Genetic engineering.