The Universe at ultraviolet wavelengths :
the first two years of International Ultraviolet Explorer /
Robert D. Chapman, editor.

APA Citation

Chapman, R. DeWitt., United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch., Goddard Space Flight Center. (1981). The Universe at ultraviolet wavelengths: the first two years of International Ultraviolet Explorer. Washington, D.C.: National Aeronautics and Space Administration, Scientific and Technical Information Branch .

MLA Citation

Chapman, Robert DeWitt, 1937-, United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch, and Goddard Space Flight Center. The Universe At Ultraviolet Wavelengths: the First Two Years of International Ultraviolet Explorer. Washington, D.C.: National Aeronautics and Space Administration, Scientific and Technical Information Branch , 1981.

Warning: These citations may not always be complete (especially for serials).