547,963 MOLECULAR Molecular biology of RNA [ribonucleic acid] : Proceedings of a Director s Sponsors-UCLA Symposium held at Keystone, Colorado April 4-10, 1988 / ed. Thomas R. Cech ; [contributors M. Amitsur et al.]. - New York : Alan R. Liss, Inc., [1989]. - XVII, [1], 392 s. : il., wykr. ; 24 cm (UCLA Symposia on Molecular and Cellular Biology, New Series ; vol. 94) ISBN 0-8451-2693-8