Old, R. W. Principles of gene manipulation : an introduction to genetic engineering - 3 ed. - Oxford : Blackwell Scientific, 1985 - 409 p. : ilus. - Studies in microbiology ; 2 . - Studies in microbiology ; 2 . LCCN: 34742 Subjects--Topical Terms: Genética. Dewey Class. No.: 575.1 / O55 1985