PakCat catalogue record Nebulae and interstellar matter By Edited by Barbara M. Middlehurst and Lawrence H. Aller Bibliographic details PublisherUniversity of Chicago Press Publication placeChicago Publication year1968 LanguageEnglish Material typeBook Physical descriptionxxii, 835 p. Additional authorsMiddlehurst, Barbara M. Aller, Lawrence H. SubjectsAstrophysics., Interstellar matter., Nebulae.