Kirshner, R. P. (1989). Semi-annual status report: August 1988-February 1989. Harvard College Observatory ; National Aeronautics and Space Administration.
Chicago Style (17th ed.) CitationKirshner, Robert P. Semi-annual Status Report: August 1988-February 1989. Cambridge, MA : [Washington, D.C.]: Harvard College Observatory ; National Aeronautics and Space Administration, 1989.
MLA (9th ed.) CitationKirshner, Robert P. Semi-annual Status Report: August 1988-February 1989. Harvard College Observatory ; National Aeronautics and Space Administration, 1989.
Warning: These citations may not always be 100% accurate.