Comet Halley returns : a teacher's guide, 1985-1986 /

Bibliographic Details
Main Author:	Chapman, Robert DeWitt, 1937-
Corporate Author:	Goddard Space Flight Center. Office of Public Affairs
Other Authors:	Bondurant, R. Lynn
Format:	Government Document Book
Language:	English
Published:	Greenbelt, Md. : National Aeronautics and Space Administration, Educational Programs, Office of Public Affairs, Goddard Space Flight Center ; 1985.
Series:	NASA EP ; 197.
Subjects:	Halley's comet > Handbooks, manuals, etc.