Workshop on Neutral clouds near HII regions(colubia,1981) Regions of recent star formation ed. by R. S. Roger, P. E. Dewdney - Holland D.Reidel Publishing Company 1982 - xvi, 496p. - Astrophysics and space science library proceeding V.93 . ISBN: 9027713839 Dewey Class. No.: 523.8 / N82