Methods in virology : Vol. 6 / Karl Maramorosch, Hilary Koprowski Maramorosch, Karl, editor. Koprowski, Hilary, editor. Virology Technique. QR360 .M45 576.6 MAM Includes bibliographical references and index. New York : Academic Press. 1977. 1977. 1977 Text Collection v. : eng