Text ( visual ) : unmediated Invitation to astronomy / Simon and Jacqueline Mitton. -- Oxford [Oxfordshire] ; New York, NY : Blackwell , 1986. -- 210 p. ; 21 cm. -- (Invitation series). -- Bibliography: p ; Includes index. -- ISBN 0631146997 ; 0631146954 ; (BA35606751) ; https://ci.nii.ac.jp/ncid/BA35606751 Author Heading(s): Mitton, Simon ; Mitton, Jacqueline. -- Classification(s): LCC : QB43.2 ; DC19 : 520. -- Subject Heading(s): LCSH : Astronomy